High quality red or yellow sodium sulphide 60% 30ppm for mining, leather,paper making,tanning, textile, chemicals

Specifications

sodium sulphide flake
purity: 60%min
yellow / red flakes
BV,SGS,CIQ acceptable
prompt shipment

                            Sodium Sulphide

 

 

 

Molecular formula: Na2S

Thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air, poison 

 

 

 

used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.

 

 

 

in 25KG woven bags Or in 150KG iron drum (1500ppm)

 

 

 

 

ITEM	I	II	III	IV	V	VI
Fe	10ppmmax	20PPM max	30ppm max	80ppm max	150ppm max	1500ppm max
Na2S	60%min.	60%min.	60%min.	60%min.	60%min.	60%min.
Water insolubles	0.10%max.	0.10%max.	0.18%max.	0.20%max.	0.30%max.	0.40%max.
Na2CO3	1.80%max.	1.80%max.	1.80%max.	1.80%max.	3.00%max.	5.00%max.
Na2SO3	1.80%max.	1.80%max.	1.80%max.	2.00%max.	2.00%max.	2.00%max.
Na2S2O3	2.00%max.	2.00%max.	2.00%max.	2.00%max.	2.00%max.	2.00%max.
Colour	Yellow					RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Shold you be interested in our products, pls feel free to contact us.

Thanks & Best regards,

Wendy Yu