Ammonia Anhydrous

Origin
China
CAS Number
7664-41-7
HS Code
28141000

Basic Info

IUPAC Name
azane
Molecular Formula
NH3
Molecular Weight (g/mol)
17.0300
Synonyms & Trade Names
Ammonia anhydrous; Anhydrous ammonia; NH3
Purity / Assay (%)
99.5% min
Grade / Quality Level
Industrial Grade
Concentration
Pure substance
Appearance / Color
Colorless gas (liquefied)
Odor
Pungent
Melting Point (°C)
-78.0000
Boiling Point (°C)
-33
Solubility in Water
Freely soluble (47g/100mL)
Signal Word
Danger
UN Number
1005
GHS Hazard Class
Flammable; Acute toxic; Skin corrosive; Aquatic hazard
H-Statements
H221|H280|H290|H314|H331|H400|H410
P-Statements
P260|P271|P273|P280|P284|P301+P330+P331|P304+P340
REACH Status
Registered
Drug Precursor Status
Non-precursor
Storage Class (GHS)
2
Storage Conditions
Pressure vessel; cool; separated from acids and oxidizers

Categories

Technical Document

Brief Overview
Ammonia is a chemical found in trace quantities in nature, being produced from nitrogenous animal and vegetable matter. Ammonia and ammonium salts are also found in small quantities in rainwater, whereas ammonium chloride (sal ammoniac), and ammonium sulfate are found in volcanic districts; crystals of ammonium bicarbonate have been found in Ronak guano. The kidneys secrete ammonia to neutralize excess acid. Ammonium salts are found distributed through fertile soil and in seawater.
Manufacturing Process
Mass production of Ammonia mostly uses the Haber–Bosch process, reacting hydrogen (H2) and nitrogen (N2) at a moderately-elevated temperature (450 °C) and high pressure (100 standard atmospheres (10,000 kPa)).