[087389] CAS 16721-80-5 | Sodium hydrogen sulfide, anhydrous

CAS : 16721-80-5
UN# : UN2318
MDL : MFCD00011124
Hazard Class : 4.2
EINECS : 240-778-0
Packing Group : II

Other name :

Sodium bisulfideSodium sulfhydrate

Chemical Properties

Formula : NaHS, may contain other sulfide phases
Formula weight : 56.06
Melting Point : 350°
Density : 1.79
Sensitivity : Hygroscopic. Moisture Sensitive. Store under Nitrogen. Ambient temperatures.
Form : Crystalline
Solubility : Soluble in water, ether and alcohol.

Applications

In paper pulping, in dyestuffs processing, in rayon and cellophane desulfurizing, in unhairing hides and as a bleaching reagent Sodium hydrogen sulfide is used in cloth, paper, pulp and dyestuff industries. It acts as a floating agent in copper mining as well as to remove hairs from hides in leather industries. It is also used as an intermediate in synthetic chemistry. It is utilized as a raw material in the production of ammonium sulphate and ethanethiol.

Grade Specifications

GHS Hazard and Precautionary Statements

Hazard Statements : H228-H251-H301-H311-H332-H314-H318Flammable solid.Self-heating: may catch fire.Toxic if swallowed.Toxic in contact with skin.Harmful if inhaled.Causes severe skin burns and eye damage.Causes serious eye damage.
Precautionary Statements : P210-P301+P310-P303+P361+P353-P305+P351+P338-P361-P405-P501aKeep away from heat/sparks/open flames/hot surfaces. – No smoking.IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Remove/Take off immediately all contaminated clothing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References :

UN# : UN2318