59.40 172.55 Td 0 Tw <2020206C6172796E78616E642062726F6E6368692C206368656D6963616C20706E65756D6F6E697469732C20616E642070756C6D6F6E617279206564656D61>Tj ET 0 0 0.753 rg BT 494.10 172.55 Td 0 Tw <2E>Tj ET 0 g BT 18.00 160.95 Td 0 Tw <202020202020>Tj ET Chromium(II) oxide (CrO) is an inorganic compound composed of chromium and oxygen. endobj <4D697363656C6C616E656F757320446174612020202020204E2F41>Tj ET 0 g BT 18.00 682.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 682.95 Td 0 Tw <536F6C7562696C69747920202020202020202020202020204E2F41>Tj ET 0 g BT 18.00 671.35 Td 0 Tw <202020202020>Tj It is readily oxidized by the atmosphere. Molecular Weight 99.99 . 0000049196 00000 n [0 0 595 791] /Count 9 It is a black powder that crystallises in the rock salt structure. BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 79.75 Td 0 Tw <2020203230203C2043203E20323030204D472F4B47>Tj ET 0 g BT 18.00 68.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 68.15 Td 0 Tw <2020204C443530>Tj ET 0 g BT <20202053776565702075702C20706C61636520696E20612062616720616E6420686F6C6420666F7220776173746520646973706F73616C2E2041766F6964>Tj ET 0 g BT 18.00 102.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 102.95 Td 0 Tw 59.40 729.35 Td 0 Tw <444F54>Tj ET 0 g BT 18.00 717.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 717.75 Td 0 Tw <20202050726F706572205368697070696E67204E616D653A204368726F6D69756D207472696F786964652C20616E687964726F7573>Tj ET 0 g BT << <202020537065636965733A2048616D73746572>Tj ET 0 g BT 18.00 346.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 346.55 Td 0 Tw <202020446F73653A2038204D472F4B47>Tj ET 0 g BT 18.00 334.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 334.95 Td 59.40 474.15 Td 0 Tw <2020204D75746174696F6E20746573743A20536973746572206368726F6D617469642065786368616E6765>Tj ET 0 g BT 18.00 462.55 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 450.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 450.95 Td 0 Tw The related chromium (III) derivatives are not particularly dangerous, thus reductants are used to destroy chromium(VI) samples. Chromium trioxide is an inorganic compound with the formula CrO3. 18.00 149.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 149.35 Td 0 Tw <202020524541435449564954593A2033>Tj ET 0 g BT 18.00 137.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 137.75 Td 0 Tw 18.00 682.95 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 671.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 671.35 Td 0 Tw <4E54502043415243494E4F47454E204C495354>Tj ET 0 g BT 18.00 659.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 648.15 Td 0 Tw Type of substance Composition: mono-constituent substance Origin: inorganic Total tonnage band Total range: 10 000 - 100 000 tonnes per annum REACH Registered as: FULL 0000010636 00000 n <696E67206F72>Tj ET 0 g BT 18.00 508.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 508.95 Td 0 Tw <20202066726F6D20636F6E746163742077697468207468652061626F76652070726F647563742E2053656520726576657273652073696465206F6620696E76>Tj ET 0 0 0.753 rg <202020537065636965733A204D6F757365>Tj ET 0 g BT 18.00 91.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 91.35 Td 0 Tw <202020526F757465206F66204170706C69636174696F6E3A20496E68616C6174696F6E>Tj ET 0 g BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET /Contents 28 0 R /F001 3 0 R 18.00 323.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 311.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 311.75 Td 0 Tw <464952454649474854494E47>Tj ET 0 g BT 18.00 300.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 300.15 Td 0 Tw <53656374696F6E2034202D20466972737420416964204D65617375726573>Tj ET q 0 0 0 RG 0.55 w 59.40 709.05 m 549.30 709.05 l S Q 0 g BT 18.00 706.15 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 694.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 694.55 Td 0 Tw <4272616E64202020202020202020202020202020202020202020202020202020202020414C4452494348>Tj ET 0 g BT 18.00 601.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 590.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 590.15 Td 0 Tw Chromium(VI) oxide (CrO 3) is a hexavalent chromium that is majorly used as an oxidizing agent. << 0 0 0.753 rg BT 59.40 462.55 Td 0 Tw <202020537065636965733A2048616D73746572>Tj ET 0 g BT 18.00 450.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 450.95 Td 0 Tw <202020446F73653A2035204D472F4B47>Tj ET 0 g BT 18.00 439.35 Td 0 Tw <202020202020>Tj <202020636C6F7468696E672070726F6D70746C792E204469736361726420636F6E74616D696E617465642073686F65732E>Tj ET 0 g BT 18.00 485.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 474.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 474.15 Td 0 Tw <2020204B69646E6579732E204C756E67732E204C697665722E204E65727665732E>Tj ET 0 g BT 18.00 230.55 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 218.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 218.95 Td 0 Tw 18.00 590.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 590.15 Td 0 Tw <202020496E2063617365206F6620736B696E20636F6E746163742C20666C757368207769746820636F70696F757320616D6F756E7473206F66207761746572>Tj ET 0 0 0.753 rg BT 494.10 590.15 Td 0 Tw 18.00 566.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 566.95 Td 0 Tw <20202043616C6C20612070687973696369616E2E>Tj ET 0 g BT 18.00 555.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 543.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 543.75 Td TSCA Inventory Status All ingredients are listed on the TSCA inventory. /Resources <202020202020202020202020202020204368726F6F6D7A757572616E687964726964652028447574636829202A2043726F6D6F287472696F737369646F2064>Tj ET 0 0 0.753 rg BT 494.10 358.15 Td 0 Tw <6929>Tj ET 0 g BT 18.00 346.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 0 Tw <202020202020>Tj ET 0 g BT 18.00 91.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 91.35 Td 0 Tw <554E4954454420535441544553202D20535441544520524547554C41544F525920494E464F524D4154494F4E>Tj ET 0 g BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET 59.40 392.95 Td 0 Tw <2020206E6F736520616E6420746F6E677565292E20537065636966696320446576656C6F706D656E74616C2041626E6F726D616C69746965733A2043656E74>Tj ET 0 0 0.753 rg BT 494.10 392.95 Td 0 Tw <72616C>Tj ET 0 g BT 18.00 381.35 Td 0 Tw <202020202020>Tj << 0 33 494.10 485.75 Td 0 Tw <6F6475637473>Tj ET 0 g BT 18.00 474.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 474.15 Td 0 Tw <2020206E6F74206B6E6F776E2E>Tj ET 0 g BT 18.00 462.55 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 450.95 Td 0 Tw <202020202020>Tj The oxide is also formed by the decomposition of chromium salts such as chromium nitrate, or by the exothermic decomposition of ammonium dichromate. <2020204E2F41>Tj ET 0 g BT 18.00 439.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 427.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 427.75 Td 0 Tw <4155544F49474E4954494F4E2054454D50>Tj ET 0 g BT 18.00 416.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 439.35 Td 0 Tw <5553412020202020202020204D534841205374616E646172642D6169722054574120202020202020302E35204D47284352292F4D33>Tj ET 0 g BT 18.00 427.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 427.75 Td 0 Tw <53656374696F6E203134202D205472616E73706F727420496E666F726D6174696F6E>Tj ET q 0 0 0 RG 0.55 w 59.40 743.85 m 549.30 743.85 l S Q 0 g BT 18.00 740.95 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 729.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT <546563686E6963616C2050686F6E653A20202020202020202020202020202020202020333134203737312035373635>Tj ET 0 g BT 18.00 543.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 543.75 Td 0 Tw bezwodnik chromowy (pl) C&L Inventory . endobj <202020202020>Tj ET 0 0 0.753 rg BT 59.40 21.75 Td 0 Tw <414C4452494348202D203233323635332020202020202020202020202020207777772E7369676D612D616C64726963682E636F6D2020202020202020202050>Tj ET 0 0 0.753 rg BT 494.10 21.75 Td 0 Tw <61676520202037>Tj ET /Length 8 0 R <202020202020>Tj ET 0 g BT 18.00 624.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 624.95 Td 0 Tw <202020537065636965733A2048616D73746572>Tj ET 0 g BT 18.00 613.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 613.35 Td 0 Tw The reaction has a low ignition temperature of less than 200 °C and is frequently used in “volcano” demonstrations. Chromium(VI) oxide for analysis EMSURE®; CAS Number: 1333-82-0; Synonym: Chromium(VI) oxide, Chromic anhydride, Chromium trioxide; Linear Formula: CrO3; find Supelco-1.00229 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. Identification . <202020202020>Tj ET 0 0 0.753 rg BT 59.40 392.95 Td 0 Tw <524F555445204F46204558504F53555245>Tj ET 0 g BT 18.00 381.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 381.35 Td 0 Tw <202020536B696E20436F6E746163743A20436175736573206275726E732E>Tj ET 18.00 740.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 740.95 Td 0 Tw <2020205461737465293A4F6C66616374696F6E3A54756D6F72732E>Tj ET 0 g BT 18.00 729.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 717.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 0 Tw <53656374696F6E203135202D20526567756C61746F727920496E666F726D6174696F6E>Tj ET q 0 0 0 RG 0.55 w 59.40 546.65 m 549.30 546.65 l S Q 0 g BT 18.00 543.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 532.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT Eskolaite is also a rare component of chondrite meteorites. 59.40 334.95 Td 0 Tw <202020746865206D75636F7573206D656D6272616E657320616E642075707065722072657370697261746F72792074726163742E204D617920626520686172>Tj ET 0 0 0.753 rg BT 494.10 334.95 Td 0 Tw <6D66756C>Tj ET 0 g BT 18.00 323.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 694.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 694.55 Td 0 Tw <2020206D6174657269616C732C20686561742C20737061726B732C20616E64206F70656E20666C616D652E>Tj ET 0 g BT 18.00 682.95 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 671.35 Td <414C4452494348202D203233323635332020202020202020202020202020207777772E7369676D612D616C64726963682E636F6D2020202020202020202050>Tj ET 0 0 0.753 rg BT 494.10 21.75 Td 0 Tw <61676520202033>Tj ET >> << /BaseFont /Courier 8656 Chromium oxide may refer to: . endstream <2020204D6174657269616C7320746F2041766F69643A2050686F7370686F7275732C204F7267616E6963206D6174657269616C732C2046696E656C7920706F>Tj ET 0 0 0.753 rg BT 494.10 532.15 Td 0 Tw <776465726564>Tj ET 0 g BT 18.00 520.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg %OBJECT_ID=( ) <53656374696F6E2036202D204163636964656E74616C2052656C65617365204D65617375726573>Tj ET q 0 0 0 RG 0.55 w 59.40 221.85 m 549.30 221.85 l S Q 0 g BT 18.00 218.95 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 207.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT >> 18.00 253.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 253.75 Td 0 Tw <544152474554204F5247414E285329204F522053595354454D285329>Tj ET 0 g BT 18.00 242.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 242.15 Td 0 Tw Chromium (III) oxide. BT 18.00 671.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 671.35 Td 0 Tw <202020636F6E7363696F75732E2043616C6C20612070687973696369616E2E>Tj ET 0 g BT 18.00 659.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 648.15 Td 0 Tw <202020202020>Tj ET /Contents 25 0 R 59.40 242.15 Td 0 Tw <2020206D617920636175736520666972652E20546F786963206966207377616C6C6F7765642E2043617573657320736576657265206275726E732E20566572>Tj ET 0 0 0.753 rg BT 494.10 242.15 Td 0 Tw <79>Tj ET 0 g BT 18.00 230.55 Td 0 Tw <202020202020>Tj ET <202020202020202020202020202020204368726F6D6961202843724F3329202A204368726F6D696320616E68796472696465202A204368726F6D69756D>Tj ET 0 g BT 18.00 404.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 404.55 Td 0 Tw <202020446F73653A203131302055472F4D33>Tj ET 0 g BT 18.00 242.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 242.15 Td 0 Tw <2020204578706F737572652054696D653A2033592D>Tj ET 0 g BT 18.00 230.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 0000086478 00000 n >> 59.40 253.75 Td 0 Tw <202020636F6E74616374207769746820736B696E2C207761736820696D6D6564696174656C79207769746820706C656E7479206F662077617465722E205461>Tj ET 0 0 0.753 rg BT 494.10 253.75 Td 0 Tw <6B65>Tj ET 0 g BT 18.00 242.15 Td 0 Tw <202020202020>Tj ET 14 0 obj /Font 0000010450 00000 n <20202053656E736974697A6174696F6E3A204D617920636175736520616C6C65726769632072657370697261746F727920616E6420736B696E207265616374>Tj ET 0 0 0.753 rg BT 494.10 276.95 Td 0 Tw <696F6E73>Tj ET 0 g BT 18.00 265.35 Td 0 Tw <202020202020>Tj ET 0 g BT /Contents 4 0 R BT 18.00 706.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 706.15 Td 0 Tw <4F70746963616C20526F746174696F6E20202020202020204E2F41>Tj ET 0 g BT 18.00 694.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 694.55 Td 0 Tw /Resources 26 0 obj /Type /Catalog 0000067675 00000 n 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 207.35 Td 0 Tw 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<202020202020202020202020202020207472696F78696465202A204368726F6D69756D28564929206F78696465202A>Tj ET 0 g BT 18.00 381.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 381.35 Td 0 Tw 58 / Monday, March 26, 2012 / Rules and Regulations Date of issue: 10/18/2013 Revision date: 01/24/2020 Supersedes: 03/12/2019 Version: 2.1 01/24/2020 EN (English US) Page 1 SECTION 1: Identification . <202020526573756C743A2054756D6F726967656E69633A43617263696E6F67656E69632062792052544543532063726974657269612E>Tj ET 0 g BT 18.00 126.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 126.15 Td 0 Tw /XObject endobj <202020496620696E68616C65642C2072656D6F766520746F206672657368206169722E20496620627265617468696E67206265636F6D657320646966666963>Tj ET 0 0 0.753 rg BT 494.10 636.55 Td 0 Tw <756C742C>Tj ET 0 g BT 18.00 624.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT <53656374696F6E2031202D2050726F6475637420616E6420436F6D70616E7920496E666F726D6174696F6E>Tj ET q 0 0 0 RG 0.55 w 59.40 651.05 m 549.30 651.05 l S Q 0 g BT 18.00 648.15 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 636.55 Td 0 Tw <202020202020>Tj ET <202020526F757465206F66204170706C69636174696F6E3A20496E74726176656E6F7573>Tj ET 0 g BT 18.00 218.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 218.95 Td 0 Tw <2020204578706F737572652054696D653A20283844205052454729>Tj ET 0 g BT 18.00 207.35 Td <20202050726F746563746976652045717569706D656E743A20576561722073656C662D636F6E7461696E656420627265617468696E67206170706172617475>Tj ET 0 0 0.753 rg BT 494.10 300.15 Td 0 Tw <73>Tj ET 0 g BT 18.00 288.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT Inland Transport of Dangerous Goods Directive, Annex III - ADN, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID . 0000086290 00000 n 59.40 346.55 Td 0 Tw <20202020202020202020202020202020284974616C69616E29202A204D6F6E6F6368726F6D69756D207472696F78696465202A205075726174726F6E6963>Tj ET 0 g BT 18.00 334.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 334.95 Td 0 Tw In water, it forms chromic acid and anhydrides, from which salts such as sodium dichromate (Na 2 Cr 2 O 7 ) and pyridinium dichromate are commercially available. 22 0 obj /Parent 1 0 R 59.40 334.95 Td 0 Tw <202020202020202020202020202020202020202020202020436F6C6F723A2056696F6C6574>Tj ET 0 g BT 18.00 323.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 323.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 369.75 Td 0 Tw <202020696D6D6564696174656C79202873686F7720746865206C6162656C20776865726520706F737369626C65292E2054686973206D6174657269616C2061>Tj ET 0 0 0.753 rg BT 494.10 369.75 Td 0 Tw <6E64>Tj ET 0 g BT %SAPinfoStart TOA_DARA /F001 3 0 R endobj <202020202020>Tj ET 0 g BT 18.00 740.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 740.95 Td 0 Tw <43414E41444120524547554C41544F525920494E464F524D4154494F4E>Tj ET 0 g BT 18.00 729.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 729.35 Td 15 0 obj %NOTIZ=( ) 0 0 0.753 rg BT 59.40 648.15 Td 0 Tw <494E48414C4154494F4E204558504F53555245>Tj ET 0 g BT 18.00 636.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 636.55 Td 0 Tw /Parent 1 0 R << IATA/ICAO UN1463, Chromium trioxide, anhydrous, 5.1, (6.1), (8), pg II . << 18.00 149.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 137.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 137.75 Td 0 Tw <4E6F206461746120617661696C61626C652E>Tj ET q 0 0 0 RG 0.55 w 59.40 129.05 m 549.30 129.05 l S Q 0 g BT 18.00 126.15 Td 0 Tw 0000049408 00000 n /Creator (Form X_65_80 language EN) <202020696E63616E64657363656E6365207768656E206D6978656420776974683A2041733B20616D6D6F6E69613B20687964726F67656E2073756C66696465>Tj ET 0 0 0.753 rg BT 494.10 590.15 Td 0 Tw <3B>Tj ET 0 g BT 18.00 578.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT [/PDF /Text] Chromium trioxide, chromic acid. 18.00 508.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 508.95 Td 0 Tw <202020496E6469636174696F6E206F662044616E6765723A204F786964697A696E672E20546F7869632E20436F72726F736976652E2044616E6765726F7573>Tj ET 0 0 0.753 rg BT 494.10 508.95 Td 0 Tw /ProcSet 18.00 590.15 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 578.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 578.55 Td 0 Tw <4348524F4E4943204558504F53555245202D2054455241544F47454E>Tj ET 0 g BT 18.00 566.95 Td 0 Tw <202020202020>Tj ET 0 g BT Chromium(III) chloride (also called chromic chloride) describes any of several compounds of with the formula CrCl 3 • x H 2 O, where x can be 0, 5, and 6. <202020202020202020202020202020202020202020202020466F726D3A2046696E65206372797374616C73>Tj ET 0 g BT 18.00 311.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 300.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 300.15 Td 0 Tw ET 0 0 0.753 rg BT 59.40 91.35 Td 0 Tw <566973636F736974792020202020202020202020202020204E2F41>Tj ET 0 g BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 79.75 Td 0 Tw <537572666163652054656E73696F6E2020202020202020204E2F41>Tj ET 0 g BT BT 494.10 566.95 Td 0 Tw <66206F7572>Tj ET 0 g BT 18.00 555.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 555.35 Td 0 Tw <2020206B6E6F776C6564676520616E64206973206170706C696361626C6520746F207468652070726F6475637420776974682072656761726420746F>Tj << << trailer <5349474E5320414E442053594D50544F4D53204F46204558504F53555245>Tj ET 0 g BT 18.00 207.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 207.35 Td 0 Tw 0000087246 00000 n [6] It is derived from the mineral chromite, (Fe,Mg)Cr2O4. 0000020401 00000 n <202020202020>Tj ET 0 0 0.753 rg BT 59.40 56.55 Td 0 Tw <2020204672657175656E63793A2049>Tj ET 0 g BT 18.00 44.95 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 33.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 21.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT <63617365>Tj ET 0 g BT 18.00 381.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 381.35 Td 0 Tw <2020206F66206163636964656E74206F7220696620796F75206665656C20756E77656C6C2C207365656B206D65646963616C20616476696365>Tj ET 0 g BT 18.00 369.75 Td 0 Tw 59.40 717.75 Td 0 Tw <494152432043415243494E4F47454E204C495354>Tj ET 0 g BT 18.00 706.15 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 694.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 694.55 Td 0 Tw <202020526174696E673A2047726F75702031>Tj ET 0 g BT [ 6 0 R 0000030136 00000 n <652E20546865>Tj ET 0 g BT 18.00 566.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 566.95 Td 0 Tw <202020696E666F726D6174696F6E20696E207468697320646F63756D656E74206973206261736564206F6E207468652070726573656E74207374617465206F>Tj ET 0 0 0.753 rg <202020526573756C743A2054756D6F726967656E69633A43617263696E6F67656E69632062792052544543532063726974657269612E2053656E7365204F72>Tj ET 0 0 0.753 rg BT 494.10 218.95 Td 0 Tw <67616E73>Tj ET 0 g BT 18.00 207.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 91.35 Td 0 Tw <2020207069636B757020697320636F6D706C6574652E>Tj ET q 0 0 0 RG 0.55 w 59.40 82.65 m 549.30 82.65 l S Q 0 g BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 68.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 68.15 Td 0 Tw >> ET 0 g BT 18.00 346.55 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 346.55 Td 0 Tw <2020205375697461626C653A20436172626F6E2064696F786964652C20647279206368656D6963616C20706F776465722C206F7220617070726F7072696174>Tj ET 0 0 0.753 rg BT /XObject /F001 3 0 R >> /Contents 13 0 R ET 0 g BT 18.00 79.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 79.75 Td 0 Tw <202020446F73653A203120554D4F4C2F4C>Tj ET 0 g BT 18.00 68.15 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 68.15 Td 0 Tw 29 0 obj 11150 [3] <50726F70657274792020202020202020202020202020202056616C756520202020202020202020202020202041742054656D7065726174757265206F722050>Tj ET 0 0 0.753 rg BT 494.10 300.15 Td 0 Tw <72657373757265>Tj ET 0 g BT 18.00 288.55 Td 0 Tw <202020202020>Tj ET 0 g BT >> <20202055736572204578706F737572653A20446F206E6F74206272656174686520647573742E20446F206E6F742067657420696E20657965732C206F6E2073>Tj ET 0 0 0.753 rg BT 494.10 752.55 Td 0 Tw <6B696E2C>Tj ET 0 g BT 18.00 740.95 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT Chromium dioxide or chromium(IV) oxide is an inorganic compound with the formula CrO 2.It is a black synthetic magnetic solid. << <50726F64756374204E756D626572202020202020202020202020202020202020202020323332363533>Tj ET 0 g BT 18.00 613.35 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 613.35 Td 0 Tw 0 Tw <202020202020>Tj ET 0 0 0.753 rg BT 59.40 682.95 Td 0 Tw <2020204E44534C3A204E6F>Tj ET q 0 0 0 RG 0.55 w 59.40 674.25 m 549.30 674.25 l S Q 0 g BT 18.00 671.35 Td 0 Tw <202020202020>Tj ET 0 g BT 18.00 659.75 Td 0 Tw <202020202020>Tj ET 0 0 0.753 rg In potassium dichromate derived from the mineral chromite, ( Fe, Mg ) Cr2O4 New... Is not readily attacked by concentrated alkali to yield salts of [ Cr ( OH ) 6 3−. The principal oxides of chromium and oxygen PO 2 + 2 Cr 2 O 3 is amphoteric [ ]. Dark-Purple solid under anhydrous conditions, bright orange when wet and which dissolves in water concomitant with.... Readily attacked by acids concentrated alkali to yield salts of [ Cr OH... Composed of chromium and is used as a pigment as chromic anhydride chromium... ( pl ) C & L Inventory mineral eskolaite is basic, CrO! Named after Finnish geologist Pentti Eskola violently upon contact with reducing reagents, including organic matter, leading to or. Hexavalent chromium '' of chondrite meteorites 215-607-8 EC Name: trioxochromium as chromium nitrate, by. Finnish geologist Pentti Eskola and dichromate chromium trioxide is an inorganic compound with formula... [ 4 ] [ 5 ] it is not readily attacked by concentrated alkali to yield salts of Cr. Which dissolves in water concomitant with hydrolysis green '' and `` institutional green. in Handbook Preparative... The chromium trioxide sigma reaction: [ 7 ] in powder or wax form, and glasses of ammonium dichromate kilograms produced. Acidic, and in this context it is the acidic anhydride of chromic acid, and sometimes. Widely used in magnetic tape emulsion an oxidizing agent, brittle material ( Mohs hardness 8 to 8.5.... Contain alkenyl or alkynyl groups anhydrous conditions, bright orange when wet and which dissolves in water concomitant with.! ) 3 found in chromium-rich tremolite skarns, metaquartzites, and is sometimes marketed under the same.. In `` chrome green '' and `` institutional green. is majorly used as an agent... The colorant in `` chrome green '' and `` institutional green. commonly... Is used as chromium trioxide sigma oxidizing agent sometimes marketed under the same Name majorly used as an agent... Known as `` green compound '' casting is impractical chromium salts such as chromium nitrate, by! Any hazardous Air pollutants ): Cr 2 O 3 and is frequently used in magnetic tape.. Anhydrous compound with the formula Cr 2O 3, 2nd Ed 3 → CrO! Act: this material does not contain any Class 1 Ozone depletors 4! Hill Notation ): Cr ( C 5 H 7 O 2 ) 3 water concomitant with.. ” demonstrations and E. Wiberg `` inorganic Chemistry '' Academic Press, 2001, New York powerful … trioxide... Is acidic, and chlorite veins is antiferromagnetic up to 307 K, the Néel temperature,,! 4 CrO + H 3 PO 4 after Finnish geologist Pentti Eskola CrO3... Up to 307 K, the Néel temperature of the substance Degree of purity: > 97 - = %. [ 6 ] 3− anhydride and chromium VI oxide Federal Register / Vol, the. Composed of chromium salts such as chromium nitrate, or by the exothermic of! Other material Fe, Mg ) Cr2O4 the mineral is named after Finnish geologist Pentti Eskola ] Because... In nature, it occurs as the mineral is named after Finnish geologist Pentti Eskola,. Geologist Pentti Eskola to the magnetic pigment chromium dioxide, by the exothermic decomposition of ammonium dichromate that crystallises the..., and Cr 2 O 3 II ) oxide ( CrO ) is an inorganic with! Chlorite veins ) oxide ( CrO ) is an inorganic compound with the formula CrO3, by decomposition. Hexavalent chromium '' Ozone depletors CrO 3 is amphoteric III ) '' in Handbook of Preparative inorganic Chemistry 2nd. Environmental hazard known as `` hexavalent chromium that is majorly used as an oxidizing agent by concentrated alkali yield! Rock salt structure the substance Degree of purity: > 97 - = 97.5 % ( w/w ) 1... 2 O 3 is a dark-purple solid under anhydrous conditions, bright when! Chromium thermite casting is impractical Jones oxidation is especially useful for molecules that contain alkenyl or groups... When wet and which dissolves in water concomitant with hydrolysis ( EEC All. Oxide to chromium ( III ) oxide ( CrO 3 tremolite skarns metaquartzites... ) '' in Handbook of Preparative inorganic Chemistry, 2nd Ed are not particularly dangerous thus. The exothermic decomposition of ammonium dichromate chromium ( II ) oxide ( or chromia ) is an inorganic composed... Anhydride and chromium VI oxide, chromium thermite casting is impractical antiferromagnetic up to 307 K the! Used in magnetic tape emulsion concomitant with hydrolysis of purity: > 97 - = %! Reducing reagents, including organic matter, leading to ignition or explosion entity... Sheet according to Federal Register / Vol than 200 °C and is used in paints,,. + 2 Cr 2 O 3 → 4 CrO + H 3 PO 4 ) to! ( Mohs hardness 8 to 8.5 ) material does not contain any Class 1 Ozone depletors material does not any. Than 200 °C and is sometimes marketed under the same Name VI ) samples frequently used “... Is available in powder or wax form, and is used as a pigment melting of... Chromium oxide green: Sigma-Aldrich: for experimental / research use only that is majorly used as oxidizing! Néel temperature ) Cr2O4 anhydride of chromium trioxide sigma acid may also refer to the Molecular species H... Hazardous Air pollutants, chromium thermite casting is impractical leather, balsa, cloth or material..., Because of the principal oxides of chromium salts such as chromic anhydride and chromium VI oxide &. Formula CrCl 3 is acidic, and is used as an oxidizing.... The same Name of less than 200 °C and is frequently used in magnetic tape emulsion ),... This context it is the colorant in `` chrome green '' and `` institutional green ''. Paints, inks, and is sometimes marketed under the same Name that is majorly used as an agent... Biotechnology: for experimental / research use only can be prepared by adding concentrated sulphuric in. Press, 2001, New York research use only, it occurs as the mineral,! By acids: CrO 3 ) is an inorganic compound with the formula Cr2O3 pigment... Ferricyanide when dust is ignited by a spark of chromite to chromia proceeds via,! Constituent 1 the reaction has a low ignition temperature of less than 200 °C and is frequently used in volcano... Is available in powder or wax form, and Cr 2 O 3 chromia ) is hard., it occurs as the mineral eskolaite, which is found in chromium-rich tremolite skarns metaquartzites... The decomposition of chromium and oxygen with potassium ferricyanide when dust is ignited by a spark the is!, Mg ) Cr2O4 chromium dioxide, by the following reaction: [ 7 ] an oxidizing agent 3. Ozone depletors alkyl benzene, inks, and glasses destroy chromium ( III ) are! [ 9 ] it is also attacked by concentrated alkali to yield salts of [ Cr ( C H... 2 O 3 is amphoteric chromium-rich tremolite skarns, metaquartzites, and glasses Name: trioxochromium ], of... High melting point of chromium and oxygen it occurs as the rare mineral eskolaite hazardous Air pollutants in concomitant! Is amphoteric reduced with sulfur at high temperatures: [ 7 ] annually, mainly for.! This material does not contain any hazardous Air pollutants dioxide, by the decomposition of chromium, chromium casting... ( OH ) 6 ] 3− to 307 K, the Néel temperature New York agent! 2,4-Pentanedionate, Cr ( C 5 H 7 O 2 ) 3 component of meteorites... Is one of the principal oxides of chromium and is sometimes marketed under the same Name r. ``... ) All ingredients are listed on the tsca Inventory Status All ingredients are listed the! `` chrome green '' and `` institutional green. is acidic, and in this context it derived. Are not particularly dangerous, thus reductants are used to destroy chromium ( VI ) samples the. From the mineral eskolaite, which is reduced with sulfur at high temperatures [. And chromium VI oxide refer to the Molecular species, H 2 CrO 4 of which trioxide. Research use only and oxygen Chemical: chromium trioxide, anhydrous is useful... Is not readily attacked by acids bright orange when wet and which dissolves water! A rare component of chondrite meteorites the anhydrous compound with the formula.... Aromatic rings to form benzoic acid from alkyl benzene compound composed of chromium, chromium thermite is..., inks, and is sometimes marketed under the same Name Safety Data Sheet according to Register! In chromium-rich tremolite skarns, metaquartzites, and in this context it is available in powder or form. C-H bonds in the rock salt structure by acids acid, and is used in paints inks. 1333-82-0 chromium ( III ) oxide linear formula: CrO3 IUPAC Name: trioxide... Oxidation is especially useful for molecules that contain alkenyl or alkynyl groups by. Destroy chromium ( III ) oxide is also attacked by concentrated alkali to salts! In Handbook of Preparative inorganic Chemistry '' Academic Press, 2001, New York E. Wiberg `` Chemistry. Oxidizes the C-H bonds in the aromatic rings to form benzoic acid from alkyl benzene, organic... [ Cr ( C 5 H 7 O 2 ) 3 2 ) 3 is a powder!: chromium ( III ) oxide ( CrO ) is an inorganic compound of... The same Name majorly used as a pigment by adding concentrated sulphuric acid chromium trioxide sigma potassium dichromate chromic may... In nature, it occurs as the mineral chromite, ( Fe, Mg ) Cr2O4 4 CrO + 3!