sodium hydrogen sulfide 70 nash for tannage /CAS No.:16721 80 5
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- Supplier: Qinyang Wise Chemical Co. Ltd.
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Description
PRODUCT DESCRIPTION
sodium hydrogen sulfide 70 nash for tannage /CAS No.:16721-80-5
SPECIFICATIONS
| Sodium Hydrosulphide Flakes | ||
| Content | 70% min | 72% min |
| Sodium Sulphide | 3% max | 3% max |
| Fe | 0.003% max | 0.003% max |
| Water Insolubles | 0.005% max | 0.005% max |
| Packing | 25kgs PP bag or 900kgs PP bag | |
BASIC INFORMATION
Molecular Formula: NaHS
Molecular Weight: 56.06
CAS No.: 16721-80-5
H.S. Code: 28301090
Appearance: yellowish flake
Density: 1.79 g/cm3
Melting Point: 53 ℃
Flash Point: 90 ℃
Solvent Solubility: Very soluble in water; soluble in ethanol and aether;
Stability: Stable under ordinary conditions. Moisture sensitive & Hygroscopic.
APPLICATION:
Used in the synthsis of organic intermediated and in the preparation of auxiliary agent of sulfur dyes; Used in the waste water treatment; copper ore beneficiation, sulfurous acid dyeing of manmade fibre and etc.
Its main uses are in paper manufacture as a makeup chemical for sulfur used in the Kraft process, as a flotation agent in copper mining where it is used to activate oxide mineral species, and in the leather industry for the removal of hair from hides
Application areas:
1,Paper and pulp industry
2,Leather industry
3,Photographic industry
4,Water treatment
5,Textile industry
OUR ADVANTAGES
PACKAGING & SHIPPING
PACKAGE:
25kgs 4 ply PP woven bags, 22MT/20'FCL
900KG/1000kg four ply PP woven bags, 18MT/20'FCL
DELIVERY TIME:
15-20 days after confirming order,detail delivery date should be decided according to production season and order quantity.
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