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offer Sodium Hydrosulfite

offer Sodium Hydrosulfite

离岸价格

获取最新报价

( Negotiable )

|

Minimum Order

位置:

-

最小订单价格:

-

最小订单:

10 Ton

包装细节:

15kg, 25kg, 50kg or 100kg net in iron drums with double inner polybags.

交货时间:

7days after get deposit

供应能力:

150 Ton per Month

付款方式:

T/T, L/C, Western Union

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免费会员

联系人 Mr. Ying

Zhongshan road Tangu street Ruicheng Area C 5-1-403, Shijiazhuang, Hebei

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详情

Sodium Hydrosulfite
Quality standard: HG********4,JISK********5,HG/T********5
Molecular formula: Na2S2O4
Appearance: white free-flow crystal powders

Packing: *5kg, *5kg, *0kg or **0kg net in iron drums with double inner polybags.

CAS No.:********6, EINECS No.:********0

 

Application:
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, its 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 in dried fruits,

dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.

 

INDEX

*0%

*8%

*5%

FOODADDITIVE

Na2S2O4

≥*0%

≥*8%

≥*5%

≥*5%

Fe

≤*0ppm

≤*0ppm

≤*0ppm

≤*0ppm

Zinc(Zn)

≤1ppm

≤1ppm

≤1ppm

≤1ppm

Other heavy metal
(calculated as Pb)

≤1ppm

≤1ppm

≤1ppm

≤1ppm

Water Insolubles

≤0.*5%

≤0.*5%

≤0.*5%

≤0.*5%

Shelf Life(month)

*2

*2

*2

*2

 

Analysis report:

 

ITEM

*0%

*8%

*5%

FOOD  ADDITIVE

Na2S2O4

*1.*0%

*9.*0%

*6.*0%

*6.*6%

Na2S2O5

6.*9%

6.*4%

6.*2%

6.*4%

Na2CO3

1.*0%

2.*0%

5.*0%

5.*8%

Na2S2O3

0.*8%

0.*0%

0.*1%

0.*8%

Na2SO3

0.*2%

0.*1%

0.*2%

0.*6%

Fe

*4ppm

*5ppm

*6ppm

*1ppm

Water Insolubles

0.*5%

0.*4%

0.*4%

0.*1%

 

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至:

Mr. Ying < Shijiazhuang teda paint co., LTD >

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