Product Description
Sodium sulfide, also known as alkali sulfide, is an inorganic compound, chemical formula Na2S, the appearance of colorless crystalline powder, easily soluble in water. Industrial sodium sulfide due to impurities in its color is pink, brown red, earth yellow
Properties: mixture. Appearance is yellow flaky matter
Product Parameters
Item |
Index |
Top grade |
First grade |
Qualified grade |
Na2S ω/%≥ |
60.00 |
60.00 |
60.00 |
Na2SO3ω/%≤ |
0.60 |
0.60 |
0.80 |
Na2S2O3ω/%≤ |
1.20 |
1.40 |
1.60 |
Fe content,ω/% ≤ |
0.0020 |
0.0030 |
0.0050 |
Water insoluble,ω/%≤ |
0.03 |
0.05 |
0.05 |
Detailed Photos
Application
1.Sodium sulfide is primarily used in the kraft process in the pulp and paper industry.
2.It is used in water treatment as an oxygen scavenger agent and also as a metals precipitant;
3.in chemical photography for toning black and white photographs;
4.in the textile industry as a bleaching agent, for desulfurising and as a dechlorinating agent;
5.in the leather trade for the sulfitisation of tanning extracts.
6.It is used in chemical manufacturing as a sulfonation and sulfomethylation agent.
7.It is used in the production of rubber chemicals, sulfur dyes and other chemical compounds.
8.It is used in other applications including ore flotation, oil recovery, making dyes, and detergent.
9.It is also used during leather processing, as an unhairing agent in the liming operation.
Packaging & Shipping
(1) 1kg with double plastic container inside/Aluminum foil bag outside. Weight: N.W.: 1kg, G.W.: 1.2kg Size: L31.5 x W21.5cm
(2) 25 kg with double plastic container inside/fiber drum outside. Weight: N.W: 25kgs, G.W.: 28kgs Size: I.D. 35 x H51cm


FAQ
1.Are you a manufacturer?
Yes, We are manufacturer.And we produce iron oxide pigments for more than 20 years.
2.Can you provide samples for testing?
Yes, Free samples 20- 200 grams each specification is available.
3. What's your MOQ?
Only 1 Ton.
4.How should I pay?
We accept all kinds of payment ways. such as ****** trade assurance, T/T, L/C, western union, paypal,etc.
5.How to store iron oxide pigment?
Iron oxide pigment powder should be stored in dry, cool and sealing of the environment, can not be exposure to air, in addition
should avoid the heavy pressure, according to ordinary goods transportation.
6.Can you produce according to our samples?
Yes, we can produce according to your requirements.