FOOD ADDITIVES

Food Additives

FOOD ADDITIVES

Monosodium Phosphate

磷酸二氢钠(MSP)

Monosodium Phosphate

化学式:NaH2PO4·XH2O(X is 0,2)

Chemical formula:NaH2PO4·XH2O(X is 0,2)

CAS号 CAS Number:7558-80-7(n=0);13472-35-0(n=2)

执行标准:HG/2767-2009(工业级);GB 25564-2010(食品级)

Stand executed:HG/2767-2009(Tech grade);GB 25564-2010(Food grade)

性状:无水磷酸二氢钠为白色粉末,熔点为190℃;二水物为白色粒状晶体,相对密度1.915,熔点57.40℃;均易溶于水,不溶于有机溶剂,在空气中易吸潮。

Property:NaH2PO4is white powder, melting point is 190℃. NaH2PO4·2H2O is colorless crystals, and its density is 1.915, melting point is 57.40℃. All soluble in water easily, but not in organic solvent.

技术指标:Technical Specifications:

序号

No.

指标名称

Specifications


无水物

NaH2PO4

二水物

NaH2PO4.2H2O

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 Contents)       % ≥


98.0

98.0

98.0


98.0


2

  硫酸盐

  Sulphate,asSO4%     % ≤

0.5

-

0.5

-

3

   PH值(1%水溶液)

   PH of 1% solution

4.2-4.6

4.1-4.7

4.2-4.6

4.1-4.7

4

  水不溶物

   water insoluble       %  ≤

0.2

0.2

0.1

0.2

5

  重金属

  Heavy metal          % ≤

0.05

0.001

0.05

0.001

6


   砷

   Arsenic, as AS        % ≤

0.01

0.0003

0.01

0.0003

7


  氟化物

  Fluoride,as F          % ≤

0.05

0.005

0.05

0.005

8

  氯化物

   Chlorides,as CIˉ        %≤

0.4

-

0.4

-

9

  干燥减量

  Dry reduction         %≤

2.0

2.0

-

20-25


用途:生物保鲜、电镀磷化,在食品和饲料工业中作缓冲剂、乳化剂、营养剂等。

Uses:used in boiler water treatment, electroplating, to produce sodium hexametaphosphate, detergent, metal cleaning agent, precipitant of dyes and pigment

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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