Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 date of compilation: 2015-10-15 Version: 3.0 en Revision: 2020-12-17 Replaces version of: 2020-07-28 Version: (2) SECTION 1: Identification of the substance/mixture and of the company/ undertaking 1.1 Product identifier Identification of the substance Potassium dichromate ≥99,5 %, p.a., ACS, ISO Article number P744 Registration number (REACH) 01-2119454792-32-xxxx Index No 024-002-00-6 EC number 231-906-6 CAS number 7778-50-9 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses: laboratory chemical laboratory and analytical use 1.3 Details of the supplier of the safety data sheet Carl Roth GmbH + Co KG Schoemperlenstr. 3-5 D-76185 Karlsruhe Germany Telephone: +49 (0) 721 - 56 06 0 Telefax: +49 (0) 721 - 56 06 149 e-mail: [email protected] Website: www.carlroth.de Competent person responsible for the safety data : Department Health, Safety and Environment sheet: e-mail (competent person): [email protected] 1.4 Emergency telephone number Name Street Postal code/ Telephone Website city National Poisons Inform- Dudley Rd B187QH Birm- 844 892 0111 ation Service ingham City Hospital Emergency information service +49/(0)89 19240 SECTION 2: Hazards identification 2.1 Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 (CLP) United Kingdom (en) Page 1 / 19 Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 Classification acc. to GHS Section Hazard class Hazard class and cat- Hazard egory state- ment 2.14 oxidising solid (Ox. Sol. 2) H272 3.1O acute toxicity (oral) (Acute Tox. 3) H301 3.1D acute toxicity (dermal) (Acute Tox. 4) H312 3.1I acute toxicity (inhal.) (Acute Tox. 2) H330 3.2 skin corrosion/irritation (Skin Corr. 1B) H314 3.3 serious eye damage/eye irritation (Eye Dam. 1) H318 3.4R respiratory sensitisation (Resp. Sens. 1) H334 3.4S skin sensitisation (Skin Sens. 1) H317 3.5 germ cell mutagenicity (Muta. 1B) H340 3.6 carcinogenicity (Carc. 1B) H350 3.7 reproductive toxicity (Repr. 1B) H360FD 3.8R specific target organ toxicity - single exposure (respiratory tract ir- (STOT SE 3) H335 ritation) 3.9 specific target organ toxicity - repeated exposure (STOT RE 1) H372 4.1A hazardous to the aquatic environment - acute hazard (Aquatic Acute 1) H400 4.1C hazardous to the aquatic environment - chronic hazard (Aquatic Chronic 1) H410 2.2 Label elements Labelling according to Regulation (EC) No 1272/2008 (CLP) Signal word Danger Pictograms GHS03, GHS05, GHS06, GHS08, GHS09 Hazard statements H272 May intensify fire; oxidiser H301 Toxic if swallowed H312 Harmful in contact with skin H314 Causes severe skin burns and eye damage H317 May cause an allergic skin reaction H330 Fatal if inhaled H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled H335 May cause respiratory irritation H340 May cause genetic defects H350 May cause cancer H360FD May damage fertility. May damage the unborn child H372 Causes damage to organs through prolonged or repeated exposure H410 Very toxic to aquatic life with long lasting effects United Kingdom (en) Page 2 / 19 Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 Precautionary statements Precautionary statements - prevention P202 Do not handle until all safety precautions have been read and understood. P270 Do not eat, drink or smoke when using this product. Precautionary statements - response P302+P352 IF ON SKIN: Wash with plenty of water. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a POISON CENTER/doctor. For professional users only Labelling of packages where the contents do not exceed 125 ml Signal word: Danger Symbol(s) H301 Toxic if swallowed. H314 Causes severe skin burns and eye damage. H317 May cause an allergic skin reaction. H330 Fatal if inhaled. H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled. H340 May cause genetic defects. H350 May cause cancer. H360FD May damage fertility. May damage the unborn child. H372 Causes damage to organs through prolonged or repeated exposure. P202 Do not handle until all safety precautions have been read and understood. P270 Do not eat, drink or smoke when using this product. P302+P352 IF ON SKIN: Wash with plenty of water. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a POISON CENTER/doctor. 2.3 Other hazards There is no additional information. SECTION 3: Composition/information on ingredients 3.1 Substances Name of substance Potassium dichromate Index No 024-002-00-6 Registration number (REACH) 01-2119454792-32-xxxx EC number 231-906-6 CAS number 7778-50-9 Molecular formula K₂Cr₂O₇ g Molar mass 294,2 /mol United Kingdom (en) Page 3 / 19 Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 Substance of Very High Concern (SVHC) Name of substance CAS No Wt% Listed in Remarks Potassium dichromate 7778-50-9 100 Annex XIV Carc. 1B Muta. 1B Repr. 1B Legend annex XIV List of substances subject to authorisation Carc. 1B Carcinogenic (category 1B) Muta. 1B Mutagenic (category 1B) Repr. 1B Toxic for reproduction (category 1B) SECTION 4: First aid measures 4.1 Description of first aid measures General notes Take off immediately all contaminated clothing. Self-protection of the first aider. Following inhalation Remove person to fresh air and keep comfortable for breathing. If breathing is irregular or stopped, immediately seek medical assistance and start first aid actions. Following skin contact After contact with skin, wash immediately with plenty of water. Immediate medical treatment re- quired because corrosive injuries that are not treated are hard to cure. Following eye contact In case of contact with eyes flush immediately with plenty of flowing water for 10 to 15 minutes hold- ing eyelids apart and consult an ophthalmologist. Protect uninjured eye. Following ingestion Rinse mouth immediately and drink plenty of water. If swallowed danger of perforation of the eso- phagus and the stomach (strong corrosive effects). Call a physician immediately. 4.2 Most important symptoms and effects, both acute and delayed Irritation, Corrosion, Cough, Asthmatic complaints, Dyspnoea, Gastric perforation, Risk of serious damage to eyes, Following ingestion: Gastrointestinal complaints, Spasms, Diarrhoea, Cardiac arrhythmias, Uncon- sciousness, Methaemoglobinaemia 4.3 Indication of any immediate medical attention and special treatment needed none United Kingdom (en) Page 4 / 19 Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 SECTION 5: Firefighting measures 5.1 Extinguishing media Suitable extinguishing media Co-ordinate fire-fighting measures to the fire surroundings water spray, foam, dry extinguishing powder, carbon dioxide (CO₂) Unsuitable extinguishing media water jet 5.2 Special hazards arising from the substance or mixture Non-combustible. Oxidising property. 5.3 Advice for firefighters Fight fire with normal precautions from a reasonable distance. Wear self-contained breathing appar- atus. Wear full chemical protective clothing. Do not allow firefighting water to enter drains or water courses. SECTION 6: Accidental release measures 6.1 Personal precautions, protective equipment and emergency procedures For non-emergency personnel Use personal protective equipment as required. Avoid contact with skin, eyes and clothes. Do not breathe dust. 6.2 Environmental precautions Keep away from drains, surface and ground water. Retain contaminated washing water and dispose of it. 6.3 Methods and material for containment and cleaning up Advice on how to contain a spill Covering of drains. Advice on how to clean up a spill Take up mechanically. Control of dust. Other information relating to spills and releases Place in appropriate containers for disposal. 6.4 Reference to other sections Hazardous combustion products: see section 5. Personal protective equipment: see section 8. Incom- patible materials: see section 10. Disposal considerations: see section 13. United Kingdom (en) Page 5 / 19 Safety data sheet according to Regulation (EC) No. 1907/2006 (REACH), amended by 2015/830/EU Potassium dichromate ≥99,5 %, p.a., ACS, ISO article number: P744 SECTION 7: Handling and storage 7.1 Precautions for safe handling Use extractor hood (laboratory). Handle and open container with care. Avoid exposure. Avoid dust formation. Clear contaminated areas thoroughly. • Measures to prevent fire as well as aerosol and dust generation Take any precaution to avoid mixing with combustibles. • Measures to protect the environment Avoid release to the environment. Advice on general occupational hygiene When using do not eat or drink. Thorough skin-cleansing after handling