Sodium Dichromate, Technical, Fisher Chemical™

Product Code	Brand	Quantity
10122210	Fisher Chemical S/3520/60	1 kg
10796491	Fisher Chemical S/3520/63	3 kg

Chemical Identifiers

• CAS: 7789-12-0
• Molecular Weight (g/mol): 297.995
• InChI Key: JYDRNIYTFCBIFC-UHFFFAOYSA-N
• PubChem CID: 108005
• SMILES: O.O.[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[Na+].[Na+]

• Molecular Formula: Cr2H4Na2O9
• MDL Number: 149166
• Synonym: sodium dichromate dihydrate, unii-52125xyy2a, ccris 6344, disodium chromate dihydrate, sodium dichromate vi dihydrate, sodium dichromate dihydrate vi, chromic acid h2cr2o7 , disodium salt, dihydrate, dichromic acid h2cr2o7 , disodium salt, dihydrate, dsstox_cid_12061, dsstox_rid_78903
• IUPAC Name: disodium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium;dihydrate

Specifications

• Boiling Point: 400°C
• CAS: 7789-12-0
• pH: 3.5 to 3.9
• Molecular Formula: Cr2H4Na2O9
• Synonym: sodium dichromate dihydrate, unii-52125xyy2a, ccris 6344, disodium chromate dihydrate, sodium dichromate vi dihydrate, sodium dichromate dihydrate vi, chromic acid h2cr2o7 , disodium salt, dihydrate, dichromic acid h2cr2o7 , disodium salt, dihydrate, dsstox_cid_12061, dsstox_rid_78903
• SMILES: O.O.[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[Na+].[Na+]
• Molecular Weight (g/mol): 297.995
• Formula Weight: 298g/mol

• Melting Point: 357°C
• Color: Orange
• Physical Form: Solid
• MDL Number: 149166
• InChI Key: JYDRNIYTFCBIFC-UHFFFAOYSA-N
• IUPAC Name: disodium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium;dihydrate
• PubChem CID: 108005
• Packaging: Plastic powder jar

Safety and Handling

Product Identifier

• Sodium dichromate dihydrate

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 2
• Acute toxicity Category 3
• Acute toxicity Category 4
• LONG-TERM AQUATIC HAZARD Chronic 1
• ACUTE AQUATIC Acute 1
• Carcinogenicity Category 1B
• Serious eye damage/eye irritation Category 1
• Germ cell mutagenicity Category 1B
• Oxidising solid Category 2
• Reproductive toxicity Category 1B
• Respiratory sensitiser Category 1
• Skin corrosion/irritation Category 1 B
• Skin sensitiser Category 1
• Specific target organ toxicity Category 1

Hazard Statement

• H317-May cause an allergic skin reaction.
• H318-Causes serious eye damage.
• H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
• H372-Causes damage to organs.
• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.
• H314-Causes severe skin burns and eye damage.
• H340-May cause genetic defects.
• H350-May cause cancer.
• H360FD-May damage fertility. May damage the unborn child.
• H330-Fatal if inhaled.
• H301-Toxic if swallowed.
• H312-Harmful in contact with skin.
• H272-May intensify fire; oxidiser.

Precautionary Statement

• P273-Avoid release to the environment.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• 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/.