Ammonium dichromate
[CAS# 7789-09-5]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Inorganic ammonium salt
• Name: Ammonium dichromate
• Synonyms: Ammonium bichromate
• Molecular Formula: (NH₄)₂^.Cr₂O₇
• Molecular Weight: 252.06
• CAS Registry Number: 7789-09-5
• EC Number: 232-143-1

Properties

• Melting point: 170 ºC
• Water solubility: 360 g/L (20 ºC)

Safety Data

• Hazard Symbols: GHS03;GHS06;GHS08;GHS05;GHS09 Danger
• Hazard Statements: H272-H350-H340-H360FD-H330-H301-H312-H372-H314-H334-H317-H400-H410
• Safety Description: S45;S53;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Germ cell mutagenicity	Muta.	1B	H340
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute toxicity	Acute Tox.	2	H330
Carcinogenicity	Carc.	1B	H350
Skin corrosion	Skin Corr.	1B	H314
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Respiratory sensitization	Resp. Sens.	1	H334
Acute toxicity	Acute Tox.	3	H301
Acute toxicity	Acute Tox.	4	H312
Skin sensitization	Skin Sens.	1	H317
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Oxidising solids	Ox. Sol.	2	H272
Serious eye damage	Eye Dam.	1	H318
Reproductive toxicity	Repr.	1B	H360FD
Reproductive toxicity	Repr.	1B	H360
Reproductive toxicity	Repr.	1B	H360FD