I.Chemical Name:Sodium Hexametaphosphate,Sodium Tetrapolyphosphate III.Molecular Formula:(NaPO₃)₆
III.Molecular Weight:611.77
IV.Physical properties:White crystal powder,density is 2.484(20℃),easily soluble in water,but nearly insoluble in organic solution.
V.Quality standard:GB1886.4-2020,FCC14,E452(i)
VI.Usage:In food industry,used as water-conservative,quality improver, applied to can,fruit drinks,milk product, vegetable protein drinks,meat product.Also use as pH modifier,metal-chelator, agglutinant,and swelling agent.
VlI.Packing:Itis packed with polyethylene bag as liner and a paper plastic composite bag,or a compound plastic woven bag as the outer layer.The net weight of each bag is 25kg.
VIII.Storage and transport:It should be stored in a dry,ventilative and clean warehouse;kept away from moisture and heat,and stored separately from poisonous substances.Handled with care,so as to avoid the damage to packing bags.
|
指示名称
|
Index Item |
GB1886.4-2020 |
FCC14 |
E452(i) |
|
鉴别试验
|
Identification
|
-
|
-
|
Passes Test
|
|
总磷酸盐(以P2O5计),≥%
|
Total Phosphate(as P2O5),≥%
|
67.0
|
60.0-71.0
|
60.0-71.0
|
|
非活性磷酸盐(以P2O5计),≤%
|
Inactive Phosphate(as P2O5),≤%
|
7.5
|
-
|
-
|
|
水不溶物，≤%
|
WaterInsoluble,≤%
|
0.06
|
0.1
|
0.1
|
|
铁(Fe),≤%
|
Iron(Fe),≤%
|
0.02
|
-
|
-
|
|
PH(1%水溶液)
|
PH(1%solution)
|
5.0-7.5
|
-
|
3.0-9.0
|
|
灼烧失重，≤%
|
Loss onIgnition,≤%
|
1.0
|
-
|
1.0
|
|
砷(As),≤%
|
Arsenic(As),≤%
|
0.0003
|
0.0003
|
0.0001
|
|
重金属(以Pb计),≤%
|
Heavy Metals(as Pb),≤%
|
0.001
|
-
|
-
|
|
氟化物(以F计),≤%
|
Fluoride(as F),≤%
|
0.003
|
0.005
|
0.001
|
|
铅，≤%
|
Pb,≤%
|
0.0004
|
0.0004
|
0.0001
|
|
镉，≤%
|
Cd,≤%
|
-
|
-
|
0.0001
|
|
汞，≤%
|
Hg,≤%
|
-
|
-
|
0.0001
|
|
|
Solubility
|
-
|
-
|
Very soluble in water
|
|
|
Test for sodium
|
-
|
-
|
Passes test
|
|
|
Test for phosphate
|
-
|
-
|
Passes test
|
