Inorganic chemicals Sulphate Sodium Hydrosulfite/ Sodium Hydrosulphite 85%, 90% By ZHENGZHOU KELAI CHEMICAL CO., LTD.,

Inorganic chemicals Sulphate Sodium Hydrosulfite/ Sodium Hydrosulphite 85%, 90%

FOB Price

Get Latest Price

1300 ~ 1400 / Ton

20 Ton Minimum Order

Country:

China

Model No:

SHS-08

FOB Price:

1300 ~ 1400 / Ton (Negotiable) Get Latest Price

Place of Origin:

Henan, China

Price for Minimum Order:

1300 per Ton

Minimum Order Quantity:

20 Ton

Packaging Detail:

50kg/drum, 100kg/drum or according to customer's requirement

Delivery Time:

within 15 days

Supplying Ability:

3000 Ton per Month

Payment Type:

Product Group :

Product Specification

Type: Sodium Hydrosulfite
Other Names: Sodium Hyposulfite
MF: Na2S2O4
Grade Standard: Industrial Grade
Purity (%): 85%, 88%, 90%
Appearance: Free-flowing white crystalline powder
Application: used in textile industry for vat dyeing, reduction cleaning, printing and stripping etc.
Brand Name: Kelai

CAS No:7775-14-6
MF:Na2S2O4
MW:174.11
MP:300 Ã�ï¿½Ã¯Â&iqu
BP:1390Ã�ï¿½Ã¯Â&iqu
Density:2.13
Storage temp.:Store at RT.
Solubility:250 g/L (20Ã�ï¿½Ã¯&Aci
Water Solubility:250 g/L (20Ã�ï¿½Ã¯&Aci
NaCO3(wt%):2-6
EINECS No:231-890-0

Product Description

Inorganic chemicals Sulphate Sodium Hydrosulfite/ Sodium Hydrosulphite 85%, 90% Sodium Hydrosulfite

Product: Sodium hydrosulfite
CAS No: 7775-14-6
Purity: 90% ,88% ,85%
MF: Na2S2O4
MW: 174.11
EINECS No: 231-890-0
MP:300 °C
BP:1390°C
Density:2.13
Storage temp.:Store at RT.
Solubility:250 g/L (20°C)
Water Solubility:250 g/L (20°C)
CAS DataBase Reference:7775-14-6(CAS DataBase Reference)
NaCO3(wt%):2-6
Appearance: Free-flowing white crystalline powder
Odor: Odorless or with a slight odor of sulfur dioxide
Usage: Sodium Hydrosulphite is widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping etc.

Specification of Na2S2O4 Sodium Hydrosulfite SHS
Quality standard:
Technical grade: HG/T 2074-1991 JIS K 1476-1995
Food grade: GB2682-199
Warranty period: 12 months after production date

INDEX	90%	88%	85%	FOOD ADDITIVE
Na2S2O4	≥90%	≥88%	≥85%	≥85%
Fe	≤20ppm	≤20ppm	≤20ppm	≤20ppm
Zinc(Zn)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
Other heavy metal (calculated as Pb)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
Water Insolubles	≤0.05%	≤0.05%	≤0.05%	≤0.05%
Shelf Life(month)	12	12	12	12

Analysis report:

ITEM	90%	88%	85%	FOOD ADDITIVE
Na2S2O4	91.00%	89.50%	86.60%	86.96%
Na2S2O5	6.39%	6.64%	6.82%	6.54%
Na2CO3	1.10%	2.50%	5.70%	5.58%
Na2S2O3	0.18%	0.20%	0.41%	0.38%
Na2SO3	0.22%	0.21%	0.32%	0.36%
Fe	14ppm	15ppm	16ppm	11ppm
Water Insolubles	0.05%	0.04%	0.04%	0.01%

Application of Na2S2O4 Sodium Hydrosulfite SHS

1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. It is also used in bleaching paper pulps , especially mechanical pulps, it's the most fittable bleaching agent in pulps.
3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,
4. It is used in mineral, the compound of thiourea and other sulphides.
5. It is used as reducing agent in chemical industry.
6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.

Package of Na2S2O4 Sodium Hydrosulfite SHS
Iron bucket hermetic packing, inside liner double-layer plastic bag,net weight 50KG, 21mt per 20FCL.

Country:	China
Model No:	SHS-08
FOB Price:	1300 ~ 1400 / Ton (Negotiable) Get Latest Price
Place of Origin:	Henan, China
Price for Minimum Order:	1300 per Ton
Minimum Order Quantity:	20 Ton
Packaging Detail:	50kg/drum, 100kg/drum or according to customer's requirement
Delivery Time:	within 15 days
Supplying Ability:	3000 Ton per Month
Payment Type:	-
Product Group :	-