High quality Sodium Hydrosulphide, yellow flakes with 70% min purity, with several type of packing

Sodium Hydrosulphide (NaHS) flakes 70% min

Physical and Chemical Properties:

1)Physical State: Yellowish and crystal

2)Solubility in Water: Very Soluble

3)Stability: Stable under ordinary conditions

Application: Used in the copper ore beneficiation, epilatory in tanning and leather in the sulfurous acid dyeing of manmade fibre, in the preparation of auxiliary agent of sulfur dyes, and in the waste water treatment; It is the raw material to produce ammonium sulphate.

Specification:

Items	Values	Result
NAHS	70%  min	70.60%
Sodium sulphide, Na2S	3%  max	0.80%
Sodium sulphite, Na2 SO3	1.5% max	0.06%
Fe	30PPM max	28PPM
Sodium carbonate	0.005% max	0.004%
Water insolubles,	0.005% max	0.0038%

Sodium Hydrosulphide