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Wujiang Shuguang Chemical Co.,Ltd.

50 YRS

Jiangsu, China

CNY 2.1 Million

17316 m²

Less than 50 people

Main Products: Piperonyl Butoxide / Methacrylic Anhydride / 2-Cyclohexen-1-One / Potassium Dihydrogen Phosphate / Disodium Phosphate Dodecahydrate / Trisodium Phosphate Dodecahydrate / Sodium Phosphate Monobasic / Zinc Acetate Dihydrate / Sodium Pyrophosphate / Zinc Citrate Dihydrate

Jiangsu, China

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Sodium Pyrophosphate Anhydrous / CAS 7722-88-5

OVERVIEW

Packaging

25 KG/Woven Bag; 50 KG/Woven Bag

Lead Time

14-30 days

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DESCRIPTION

Sodium Pyrophosphate Anhydrous

Molecular formula:Na₄P₂O₇

Molecular weight:265.90

Character: White powder Crystal, comparative density 2.534,easily Resolvable in water, its aqueous solution appears alkalescence, not resolvable in ethanol. The aqueous solution is stable under 70 degree,when heated to 100 degree, and it will be hydrolyzed into sodium hydrogen phosphate. Uncovered in air, it is easy efflorescent.

Quality Standard: HG2968-2009

Index	guideline
content(Na₄P₂O₇)%≥	96.5
(1% solution) %≤	0.15
PH value	9.9～10.7
Positive phosphate	test

Purpose: It is used as softener, washing accessory constituent, boiler antiscale,metal hydronium use,and it is also used for Rubber facility. It is used as regulator for dust in oil well, and Accessory ingredient for dyeing, plating, electrolysis, medicine, nutrient for biological products, solution buffering agent, dealing agent on the metal face.

Packaging: This product is double packaged, with thin plastic film liner, and plastic weaving bag outcoat.50 kg/Bag. This product should be stored in drought and dry room,and it can't be mixed with poisonous material.

Typical Properties

Tetrasodium pyrophosphate is used in electroplating industry as batching agent, water treatment agent, washing assistant, boiler descaling agent, metal chelating agent, printing and dyeing fine bleaching assistant, water softener, etc. It can also be used in cans, fruit juice drinks, dairy products, soybean milk, etc. It is usually used in preparation with other condensed phosphates.

CAS No.

7722-88-5

Formula

Na4O7P2

Molecular Mass

265.902402

Exact Mass

265.87100

PSA

155.23000

Logp

0.94120

IUPAC

tetrasodium;phosphonato phosphate

SMILES

[O-]P(=O)([O-])OP(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+]

Matter Classification

inorganic

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