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Dipotassium Phosphate
Chemical name:
Dipotassium Phosphate
Molecular formula:
K
2
HPO
4
,K
2
HPO
4
¡¤3H
2
O
Molecular weight:
anhydrous:174.18;trihydrate :228.18
CAS NO:
anhydrous: 7758-11-4; trihydrate: 16788-57-1
Character:
It's colorless or white square crystal granule, easily deliquescent, alkaline, insoluble in ethanol. PH value is about 9 in 1% aqueous solution.
Uses:
In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
Packaging:
It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Storage & Transportation:
It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
Specification
GB25561-2010
FCCV
Content(Dry Basis),w% ¡Ý
98
98
Arsenic(As),mg/Kg¡Ü
3
3
Fluoride(F),mg/Kg ¡Ü
10
10
Heavy Metals(Pb),mg/Kg ¡Ü
10
-
Water Insolubles,w% ¡Ü
0.2
0.2
lead(Pb),mg/Kg ¡Ü
2
2
loss on drying,w%
anhydrous ¡Ü
2.0
2.0
trihydrate
20.0-30.0
20.0-30.0
pH Value,(10g/L)
9.0¡À0.4
-
Monopotassium Phosphate
Chemical name:
Monopotassium Phosphate
Molecular formula:
KH
2
PO
4
Molecular weight:
136.09
CAS NO:
7778-77-0
Character:
It is colorless square crystal or white granule or crystalline powder, odorless, stabilizing in air. Relative density is 2.338. Melting point is96¡æ-253¡æ.
Uses:
In food industry, it is used as buffering agent, chelating agent, yeast food, flavoring agent, nutrient supplement, fermentation adjunct, swelling agent and so on.
Packaging:
It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Storage & Transportation:
It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
Specification
GB25560-2010
FCCV
Content(dry basis),w% ¡Ý
98.0
98.0
Arsenic(As),mg/Kg ¡Ü
3
3
Fluorides(F),mg/Kg ¡Ü
10
10
Heavy metals(Pb)mg/Kg ¡Ü
10
-
Water Insolubles,w% ¡Ü
0.2
0.2
lead(Pb),mg/Kg ¡Ü
2
2
loss on drying,w% ¡Ü
1.0
1.0
pH Value,(10g/L)
4.2-4.7
-
Tripotassium Phosphate
Chemical name:
Tripotassium Phosphate
Molecular formula:
K
3
PO
4
¡¤nH
2
O
Molecular weight:
anhydrous:212.27
CAS NO:
7778-53-2
Character:
White crystal or granule, odorless, hygroscopic; relative density: 2.564.
Uses:
In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, and synergistic agent of anti-oxidation.
Packaging:
It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Storage & Transportation:
It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot. Unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
Specification
GB25563-2010
Content(K
3
PO
4
,dry basis),w/% ¡Ý
97.0
Arsenic(As),mg/Kg ¡Ü
3
Fluoride(F),mg/Kg ¡Ü
10
pH Value,(10g/L)
11.5-12.5
Heavy Metals(Pb),mg/Kg ¡Ü
10
Water Insoluble,w/% ¡Ü
0.2
lead(Pb),mg/Kg ¡Ü
2
Loss on Ignition,w%
anhydrous ¡Ü
5.0
aquo-complex
8.0-20.0
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