Sodium Sulfide Hydrate Na2S CAS No.:1313-82-2
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2021-05-19 01:58
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SODIUM SULFIDE HYDRATE NA2S CAS NO.1313-82-2
Chinese/English Name |
Sodium Sulfide |
Chemical Formula |
Na2s |
Byname |
Disodium sulfide |
CAS No. |
1313-82-2 |
EINECS No. |
215-211-5 |
EMS No. |
F-A,S-B |
Category of Chemicals |
Inorganic Mineral-Na Salt |
Packing Class |
II |
Hazard Class |
8 |
HS Code |
2830101000 |
UN No. |
UN1849 |
Standard |
GB10500-2009 |
PHYSICAL AND CHEMICAL PROPERTIES
Sodium sulfide hydrate is an inorganic sulfur compound with the formula Na2S. The product is generally red or yellow flake solid, easily soluble in water and giving strongly alkaline solutions. Slightly soluble in alcohol, insoluble in ether. When exposed to humid air, it easily absorbs moisture and is easily oxidized.
TECHNICAL PARAMETER
|
Product quality standard GB10500-2009 (Industrial sodium sulphide standard) | ||||||
Item No. |
Item | |||||
| Class 1 | Class 2 | |||||
Superior |
First |
Qualified |
Superior |
First |
||
Sodium sulphide (Na2S) |
≥ |
60 |
60 |
60 |
60 |
60 |
Iron (Fe) |
≤ |
0.0020 |
0.0030 |
0.0050 |
0.0150 |
0.0300 |
Water Insoluble |
≤ |
0.05 |
0.05 |
0.05 |
0.15 |
0.2 |
Sodium Carbonate (Na2CO3) |
≤ |
2 |
- |
- |
3.5 |
- |
APPLICATION
The dye industry is used to produce sulfur dyes, which is the raw material of sulfur blue and sulfur blue. Used as a dye aid for dissolving sulfur dyes in the printing and dyeing industry. In the leather industry used to hydrolyze the skin to depilate, but also used to prepare sodium polysulfide to accelerate the dry skin soak to help soft. As a cooking agent for paper. In the textile industry it is used for denitration and reduction of nitrification of artificial fiber, as well as mordant for dyeing cotton fabric. In the pharmaceutical industry it is used to produce phenacetin and other antipyretic drugs. In addition, it is also used to produce sodium thiosulfate, sodium thiohydride, sodium polysulfide, etc.
PACKING: 25kg pp bag, 900kg/bag or 1000kg/bag.
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Q1: Are you a trading company or manufacturer?
A: We are chemical factory in China. So we can provide wholesale prices.
Q2: How can I get a sample to check your quality?
A: We are honored to provide the free sample for you. The Lead time is about 2-5 days, you just need to pay for the cost of freight.
Q3: Do you accept the trial order?
A: Welcome sample order for a trial start, 10kg, 20kg, 50kg, 100kg, or 1000kg as your requirement.
Q4: We would like to know if you have any stock of the products and the quantity in stock. As this is our first business, we would like to pay, and ship after our inspection, to assure the quality of the products.
A: It’s a pleasure to show our factory to our customers, welcome come and visit us in China. SGS inspection/ third party inspection is also acceptable.
Q5: How long is your delivery time?
A: Generally, within 7 days if the goods are in stock. According to the order quantity, the delivery time may be slightly changed.
Q6: What documents do you provide?
A: Of course. We provide Commercial Invoice, Packing List, Bill of loading, COA, Origin certificate. If your market has any special requirements, please just let us know.
Q7: Do you accept third party inspection?
A: Yes.
Q8: What is your payment term?
A: The preferred is T/T. We also accept L/C.
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