Sodium Hydrosulfite Export Packing[

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Other Drive & Storage Devices [7]
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SHANDONG JINHE INDUSTRIAL GROUP CO.,LTD

Jinhe Industry Park,Shanghai Street,Yantai ETDZ

0086-535-6941148, 6942826 0086-535-6941146, 05011517

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company	SHANDONG JINHE INDUSTRIAL GROUP CO.,LTD
Categories	LED Displays
Update	2010-12-30
Original Region	China
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Sodium Hydrosulfite Export Packing[

Sodium Hydrosulfite Export Packing

：

Sodium hydrosulphite
Quality standard：HG/2074-2004, JISK1476-1995, HG/T2682-1995
Molecular formula：Na₂S₂O₄
Appearance：white free-flow crystal powders
Packing：15kg, 25kg ,50kg or 100kg net in iron drums with double inner polybags.
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, 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.

（Product specifications

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%

2008-10-14 16

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