Sodium Sulfide Na2s, Leather Industry: as The Depilation Agent for Raw Hide

• CAS No.: 1313-82-2, 1313-82-2
• Type: Sodium Sulfide
• Grade Standard: Industrial Grade
• Molecule Formula: Na2s
• Transport Package: Plastic Bag N. W. 25/50/1000kg
• Specification: SGS ISO
• Model NO.: Fe 10~1500 PPM
• Trademark: LY
• Origin: Shandong
• HS Code: 28301010
• Production Capacity: 3000tons/ Month

Product Description

Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you

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Specifications
52% - 60% Na2S yellow flakes sodium sulphide 30ppm:
52% - 60% 30ppm yellow flake
52% - 60% 150ppm red flake
52% - 60% Na2S yellow flakes sodium sulphide 30ppm

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

Specification:
1. Red flakes-purity: 52-60%, iron: 150ppm
2. Yellow flakes - purity: 52-60%, iron: 30ppm

Application:
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.

Packing:
25kgs net weight/bag. With 3 layers to be packed, inner side: Woven bag, middle: Transparent film bag, outside: Woven bag, one 20FCL can load 20MT.

ITEM	STANDARD I	STANDARD II	STANDARD III	STANDARD IV	STANDARD V
Fe	10ppm max	30ppm max	50ppm max	150ppm max	1500ppm max
Na2S	60%min.	60%min.	60%min.	60%min.	60%min.
Water insolubles	0.03%max.	0.18%max.	0.18%max.	0.30%max.	0.40%max.
Na2CO3	1.80%max.	1.80%max.	1.80%max.	3.00%max.	5.00%max.
Na2SO3	1.00%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.