CrH8N2O4
152.07 g/mol
Industrial ChemicalDanger
AMMONIUM CHROMATE
CAS7788-98-9EC232-138-4
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Photography and textile printing reagent
Ammonium chromate is an industrial chemical used primarily in photography and textile printing. It serves as a sensitizer for gelatin coatings in photography and as a mordant in dyeing processes.
Photographic processingTextile printing and dyeingAnalytical reagent
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:EU REACH Restriction List
CAS 7788-98-9
Related Compounds
StrongStructure SimilarSimilarity 1.00
Ammonium dichromate
CAS7789-09-5
Petroleum production and refining
StrongStructure SimilarSimilarity 1.00
Ammonium metavanadate
CAS7803-55-6
vanadium purification intermediate and catalyst precursor
StrongStructure SimilarSimilarity 1.00
Ammonium perrhenate
CAS13598-65-7
commercial form of rhenium
StrongStructure SimilarSimilarity 1.00
Ammonium nitrate
CAS6484-52-2
Fertilizer and explosive manufacturing
ReferenceSame Category
Potassium chromate
CAS7789-00-6
Oxidizing agent in analytical chemistry
ReferenceSame Category
Chromic nitrate nonahydrate
CAS7789-02-8
Catalyst, textile printing, corrosion inhibitor
ReferenceSame Category
Cesium nitrate
CAS7789-18-6
Used to make other cesium salts
ReferenceSame Category
Fluorosulfonic acid
CAS7789-21-1
Fluorinating agent and catalyst
Safety Reference
Danger
H272May intensify fire; oxidizer
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H350May cause cancer
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H301Toxic if swallowed
H312Harmful in contact with skin
H330Fatal if inhaled
H340May cause genetic defects
H372Causes damage to organs through prolonged or repeated exposure
H318Causes serious eye damage
Regulatory Compliance1
- EU REACH Restriction ListEURegulationRestrictedSource
Customs Tariff Classification
The international HS code for AMMONIUM CHROMATE (CAS 7788-98-9) is 2841.50.
HS code (international, 6-digit)
2841.50
EU CN code (8-digit)
2841 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
diazanium;dioxido(dioxo)chromium
InChIKey
MFFLHUNPSHBKRG-UHFFFAOYSA-P
SMILES
[NH4+].[NH4+].[O-][Cr](=O)(=O)[O-]
Synonyms (18)
- (NH4)2CrO4
- AMMONIUM CHROMATE
- Ammonium chromate(VI)
- Ammonium chromic acid
- Ammonium chromium oxide
- Chromic acid ammonium salt
- Chromic acid, diammonium salt
- Cromato amonico
- Cromato amonico (Spanish)
- Diammonium chromate
- Neutral ammonium chromate