Sodium Hydrosulphite with High Quality and Best Price
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 3000 m.t./month
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1.Structure of Sodium Hydrosulfite Description：
Commodity name: Sodium Hydrosulfite Na2S2O4 Sodium Hydrosulfite Sodium Dithionite Price
Molecular formula:Na2S2O4
Molecular weight:174
CAS Number 7775-14-6
H.S code 28311010
UN number 1384
Class 4.2
2.Main Features of Sodium Hydrosulfite：
1,Widely used in printing and dyeing industry,such as cotton fabrics dyeing auxiliary, silk fabric bleaching.
2,Used as bleaching agent in paper industry
3,Used as bleaching agent,antiseptic agent and antioxidant agent in food industry
4,Used as bleaching agent for soap,oil esters,pulp in light industry
5,Used for producing rongalite,sodium thiosulfate,thiourea,sulfur,benzoic acid,six O(medical),synthetic dyes,also
used copperplate printing,analytical reagent in the chemical industry,etc
6,Used as reducing agent in printing and dyeing industry
3.Sodium Hydrosulfite Images
4.Sodium Hydrosulfite Specification
Standard:HG2932-1999
Index | Technical Grade HG/T 2074-2011 | Food Additive GB 22215-2008 | ||
Na2S2O4, | ≥ 90% | ≥ 88% | ≥ 85% | ≥ 88% |
Iron (Fe), | ≤20ppm | ≤ 20ppm | ≤ 20ppm | ≤ 20ppm |
Zinc (Zn), | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm |
solution appearance | clear | clear | clear | clear |
EDTA, | / | / | / | qualified |
Arsenic(As), | / | / | / | ≤ 1ppm |
Other heavy metal( As Pb), | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm |
Formate (As HCHO), | / | / | / | ≤ 0.05% |
water insolubles, | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% | / |
Cadmium (Cd) | / | / | / | ≤ 2ppm |
Plumbum (Pb) | / | / | / | ≤ 5ppm |
5.FAQ
1)How many tons does your factory can supply each moth?
30000tons/month
2)How to quarantee the quality of the products?
you can arrange SGS&BV or other quality inspection.
3)How many days you need to pepare the cargo after we made the order?
within 30 days.
- Q: Milk food rich in nutrition, in addition to containing a variety of inorganic salts which also contain three types of organic energy can be organic
- Protein, fat, carbohydrate
- Q: Octopus why the lack of boron-containing inorganic salts can cause rape to flow only without fruit
- When the boron deficiency occurs, pollen tube germination is affected and poor fertilization leads to seed formation.
- Q: What is inorganic salt? Lemon flavor, citric acid, is it an inorganic salt?
- Although the inorganic salt in the cell, the body content is very low, but the effect is very large, if the attention of diet diversification, eat less animal fat, eat brown rice, corn and other coarse grains, do not eat too much refined flour, Salt to maintain the normal level of citric acid is an important organic acid, also known as citric acid, no ...
- Q: Magnesium can constitute chlorophyll, which reflects the nature of inorganic salts
- (2) to participate in and maintain the metabolic activity of the organism.
- Q: What foods contain zinc-containing inorganic salts
- 2nd place: pecan (cooked) [walnut] (12.59 / 30g / 100g)
- Q: Is bromine an inorganic salt?
- Bromine is analogous to table salt.
- Q: General identification method of inorganic salts
- Take the test sample, heating to remove the salt may be mixed, let cool, add water to dissolve, and then deepen .1% sodium tetraphenylborate solution and acetic acid that is white precipitate. The reaction conditions must be carried out in acidic (pH 2-6.0).
- Q: is table salt organic or inorganic, why?
- Inorganic - NaCl - no complex carbon compounds.
- Q: Of the dissolved salts found in seawater, _____ % are minor inorganic salts, or trace.
- it's definitly one of these: 99.28 .72 72 50 i think it's 99.28. lemme no if you get it right!!
- Q: Lack of calcium, phosphorus, iron, zinc inorganic salt should eat what?
- Soy products containing more calcium. Animal liver, spinach iron, zinc and so on.
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Sodium Hydrosulphite with High Quality and Best Price
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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