lLght yellow crystalline
Used in the manufacture of dyes and wood preservatives, a pesticide and as an indicator for the detection of potassium and ammonium ions.
Registry Numbers and Inventories.
EC Index Number
23/24/25 33 51/53
8 37 45 61
Swiss Giftliste 1
Melting point, °C
Boiling point, °C
Vapor pressure, mmHg
1.42E-7 (25 C)
1.672 g/cm3 (20 C)
Solubility in water
Heat of fusion
Heat of vaporization
Hazards and Protection.
Keep tightly closed.
Compatible chemical-resistant gloves. Chemical safety goggles.
Government approved respirator.
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stable at normal temperatures and pressures.
Strong oxidizing agents, Strong bases, Acid chlorides, Acid anhydrides.
Carbon monoxide, Carbon dioxide, Nitrogen oxides.
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Flammable solid. Emits toxic fumes under fire conditions.
Fire may produce irritating, corrosive and/or toxic gases.
Dangerous for the environment. Explosive when dry. Toxic by inhalation, in contact with skin and if swallowed. Danger of cumulative effects. Irritating to eyes, respiratory system and skin. Very toxic to a
Toxic if swallowed.
Toxic if inhaled. Material is irritating to mucous membranes and upper respiratory tract.
Causes skin irritation. Toxic if absorbed through skin.
Causes eye irritation.
If swallowed, wash out mouth with water provided person is conscious. Call a physician immediately.
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.