1.06336.1000 Sodium dichromate dihydrate

Catalogue Number Availability Packaging Qty/Pack Price Quantity 1063360250 — Contact Customer Service Plastic bottle 250 g Upon Order Completion More Information — Add To Favorites 1063361000 — Contact Customer Service Plastic bottle 1 kg Upon Order Completion More Information — Add To Favorites Add To Cart Description Catalogue Number 106336 Synonyms Sodium bichromate, Sodium pyrochromate Product Information CAS number 7789-12-0 EC index number 024-004-00-7 EC number 234-190-3 Grade ACS Hill Formula Cr₂Na₂O₇*2H₂O Chemical formula Na₂Cr₂O₇ * 2 H₂O Molar Mass 278 g/mol HS Code 2841 30 00 Quality Level MQ300 Physicochemical Information Boiling point 400 °C (1013 hPa) (decomposition) Density 2.52 g/cm3 (20 °C) Melting Point 356.7 °C (anhydrous substance) pH value 3.5 (100 g/l, H₂O, 20 °C) Bulk density 1200 kg/m3 Solubility 731.8 g/l Toxicological Information LD 50 oral LD50 Rat 50 mg/kg LD 50 dermal LD50 Rabbit 1000 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Pictogram(s) Hazard Pictogram(s) Hazard Pictogram(s) Hazard Pictogram(s) Hazard Pictogram(s) Hazard Statement(s) H272: May intensify fire; oxidizer. 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. 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 if inhaled. H410: Very toxic to aquatic life with long lasting effects. Precautionary Statement(s) P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P260: Do not breathe dust. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Signal Word Danger RTECS HX7750000 Storage class 5.1B Oxidizing hazardous materials WGK WGK 3 highly hazardous to water Disposal 22 Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I. Safety Information Categories of danger carcinogenic, mutagenic, toxic for reproduction, very toxic, oxidizing, corrosive, sensitizing, dangerous for the environment Storage and Shipping Information Storage Store at +2°C to +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 3087 , 5.1 (6.1), II Declaration (transport by air) IATA-DGR UN 3087 , 5.1 (6.1), II Declaration (transport by sea) IMDG-Code UN 3087 , 5.1 (6.1), II Specifications Assay (iodometric) 99.5 - 100.5 % Identity passes test Insoluble matter ≤ 0.005 % Chloride (Cl) ≤ 0.002 % Sulfate (SO₄) ≤ 0.01 % Al (Aluminium) ≤ 0.002 % Ca (Calcium) ≤ 0.002 % Cu (Copper) ≤ 0.001 % Fe (Iron) ≤ 0.002 % K (Potassium) ≤ 0.01 % Mg (Magnesium) ≤ 0.005 % Pb (Lead) ≤ 0.002 % Global Trade Identification Number Catalogue Number GTIN 1063360250 4022536075174 1063361000 4022536075181

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