High Purity Na2S2O4 Hydrosulfite De Sodium For Bleaching Paper Pulps

1. Manufacturer offer with SGS PSI for quality and quantity
2. ISO9001:2000

Product Name: Sodium Hydrosulphite /Sodium Dithionite/Sodium Hydrosulfite

Formula: Na2S2O4

Molecular Weight: 174.11

Appearance: White Free-flow Crystal Powder

Specifications of sodium hydrosulfite:

Applicationof sodium hydrosulfite:

1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping,

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: 50kg iron drums with double inner polybags.

Our advantages:

1.10 years experience in chemical industry

2.One of leading and professional chemicals export and import in china

3.Supply full range of chemical material and work with many brother manufacturers

4.Our goods passed BV,ISO9001 and SGS which quality can be control and guaranteed

5.Shortest delivery time. Our factory have Five production lines and one backup production line,can support any urgent orders.

6.Free sample and E-catalogue are available

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