Ammonium phosphomolybdate monohydrate

  • Ammoniummolybdophosphate
Formula
(NH4)3PO4.12MoO3.H2O
Structure
Description
yellow crystals or powder

Registry Numbers and Inventories.
CAS
54723-94-3
UN (DOT)
3260
Beilstein/Gmelin
NA

Properties.
Formula
H14Mo12N3O41P
Formula mass
1894.36
Solubility in water
Slightly soluble

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Corrosives area. Refrigerator (approx 4 C).
Handling
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Protection
Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Incompatibilities
Strong reducing agents.
Decomposition
Nitrogen oxides, oxides of phosphorus, ammonia.

Fire.
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Exposure effects
   Ingestion
Causes gastrointestinal tract burns. The toxicological properties of this substance have not been fully investigated.
   Inhalation
auses chemical burns to the respiratory tract. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema.
   Skin
Causes skin burns.
   Eyes
Causes eye burns.

First aid
 
   Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid immediately.

Transport.
UN number
3260
Response guide
Hazard class
8
Packing Group
I; II; III