I.Chemical name:Tetrapotassium Pyrophosphate, Molecular Formula:K₄P₂O₇
II.Molecular Weight:330.34
III.Physical properties:colorless or white crystals or as a white,crystalline or granular powder.Soluble in water,insoluble in ethanol.
IV.Quality standard:GB25562-2010,FCC14,E450(V)
V.Usage:In food industry,used as emulator,texturizing agent,chelating agent and quality improver and so on.
V.Packing:It is 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.
VlI.Storage and transport:It should be stored in a dry,ventilative and clean warehouse;kept away from moisture,heat and stored separately from poisonous substances.Handle with caution,so as to avoid damage to the packing bags.
|
指示名称
|
Index Item |
GB1886.340-2021 |
FCC14 |
E450(V) |
|
鉴定
|
Identification
|
-
|
-
|
Passes Test
|
|
焦磷酸钾，≥%
|
Assay,%
|
95.0
|
95.0
|
95.0
|
|
五氧化二磷
|
P205
|
-
|
-
|
42.0-43.7
|
|
水不溶物，≤%
|
Water Insoluble matter,≤%
|
0.1
|
0.1
|
0.2
|
|
PH(1%水溶液)
|
PH
|
10.0-11.0
|
|
10.0-10.8
|
|
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),≤%
|
0.001
|
0.001
|
0.001
|
|
灼烧失重，≤%
|
Loss on Ignition,≤%
|
0.5
|
0.5
|
2.0
|
|
铅(Pb),≤%
|
Hg,≤%
|
0.0002
|
0.0002
|
0.0001
|
|
镉(Cd),≤%
|
Cd,≤%
|
-
|
-
|
0.0001
|
|
汞(Hg),≤%
|
Pb,≤%
|
-
|
-
|
0.0001
|
|
|
Test for potassium
|
-
|
-
|
Passes test
|
|
|
Test for phosphate
|
-
|
-
|
Passes test
|
