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106336 Sodium dichromate dihydrate

for analysis EMSURE® ACS

Sodium dichromate dihydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Sodium bichromate, Sodium pyrochromate

CAS #: 7789-12-0 EC Number: 234-190-3 Molar Mass: 278 g/mol Chemical Formula: Na₂Cr₂O₇ * 2 H₂O Hill Formula: Cr₂Na₂O₇*2H₂O Grade: ACS
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
7789-12-0234-190-3Cr₂Na₂O₇*2H₂ONa₂Cr₂O₇ * 2 H₂O278 g/molACS

Products

Catalog NumberPackaging Qty/Pack
1063360250 Plastic bottle 250 g
1063361000 Plastic bottle 1 kg
Description
Catalogue Number106336
SynonymsSodium bichromate, Sodium pyrochromate
References
Product Information
CAS number7789-12-0
EC index number024-004-00-7
EC number234-190-3
GradeACS
Hill FormulaCr₂Na₂O₇*2H₂O
Chemical formulaNa₂Cr₂O₇ * 2 H₂O
Molar Mass278 g/mol
HS Code2841 30 00
Quality LevelMQ300
Applications
Biological Information
Physicochemical Information
Boiling point400 °C (1013 hPa) (decomposition)
Density2.52 g/cm3 (20 °C)
Melting Point356.7 °C (anhydrous substance)
pH value3.5 (100 g/l, H₂O, 20 °C)
Bulk density1200 kg/m3
Solubility731.8 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 50 mg/kg
LD 50 dermalLD50 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 WordDanger
RTECSHX7750000
Storage class5.1B Oxidizing hazardous materials
WGKWGK 3 highly hazardous to water
Disposal22
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 dangercarcinogenic, mutagenic, toxic for reproduction, very toxic, oxidizing, corrosive, sensitizing, dangerous for the environment
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 3087 , 5.1 (6.1), II
Declaration (transport by air) IATA-DGRUN 3087 , 5.1 (6.1), II
Declaration (transport by sea) IMDG-CodeUN 3087 , 5.1 (6.1), II
Supplemental Information
Specifications
Assay (iodometric)99.5 - 100.5 %
Identitypasses 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 Item Number
Catalog Number GTIN
1063360250 04022536075174
1063361000 04022536075181