Disodium Phosphate - FOOD ADDITIVES - PRODUCT - CXCHEM

FOOD ADDITIVES

Food Additives

FOOD ADDITIVES

Disodium Phosphate

磷酸氢二钠(DSP)

Disodium Phosphate

化学式:Na2HPO4.nH2O(n=0,12)

Chemical formula:Na2HPO4.nH2O(n=0,12)

分子量:Na2HPO4.12H2O--358.15,  Na2HPO4--141.98

Molecular weight:Na2HPO4.12H2O--358.15,  Na2HPO4--141.98

执行标准Standard executed: HG/T2965-2009(Tech grade), GB25568-2010(Food grade)

CAS号CAS Number:7758-79-4

性状:无水产品为白色粉末,有水为白色或无色流砂粒状结晶体,在空气中易风化,溶于水,不溶于醇,水溶液呈弱碱性,250℃分解成焦磷酸钠。

Property:Anhydrous goods is white powder and Hydrous goods is white or colorless, crystalline free flowing solid, efflorescence in air, soluble in water easily.

技术指标: Technical Specifications:

序号

No.

指标名称

Specifications

12水物

Na2HPO4.12H2O

无水物

Na2HPO4

工业级

Tech Grade

食品级

Food Grade

工业级

Tech Grade

食品级

Food Grade

1

   主含量   

   Main content                  % ≥

98.0

98.0

98.0

98.0

2

  1%水溶液PH值

  PH of 1% solution

9±0.2

9±0.2

9±0.2

9±0.2

3

  硫酸盐

   Sulfate, as SO4            % ≤

0.7

-

-

-

4

   氯化物

  Chloride, as CI           % ≤

0.05

-

-

-

5

   氟化物

   Fluoride, as F            % ≤

0.05

0.005

0.05

0.005

6

  重金属

   Heavy metal, As Pb        % ≤

-

0.001

-

0.001

7

   砷

  Arsenic, as AS            % ≤

0.005

0.0003

0.005

0.0003

8

   水不溶物

   Water insoluble           % ≤

0.05

0.20

0.10

0.20

9

  干燥减量

  Loss on drying            % ≤

-

61

5

5


用途:主要用作织物、木材和纸张的防火剂,锅炉软水剂,染料助剂,食品添加剂,酸度缓冲剂及釉药、焊药、焙药、电镀、鞣革的制造,焦磷酸盐的制造等。

Uses:Used as fire-extinguishing agent for fabric, woods, paper; as soft water agent for boilers; as food additive, and so on.

包装:内塑外编,每袋净重25 Kg、 50Kg 、1000Kg,贮于通风干燥处。

Packing:Plastic woven bag. Net weight 25 Kg、 50Kg 、1000Kg , store at a cool, dry and well ventilated place.

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