Monopotassium Phosphate is colorless cryctals or white granule or crystalline powder,odorless,stabilizing in air,relative density is 2.338,melting point is 96~253℃ .
In food industry, it is used as buffering agent, chelating agent, yeast food, flavoring agent, nutrient supplement, fermentation adjunct, swelling agent and so on.
|
Item |
Specification |
Result |
|
Description |
Colorless crystals or white,granular or crystalline
powder
|
Colorless crystals |
|
Identification |
A solution responds to the tests for potassium and
for phosphate
|
Conforms |
|
Insoluble substances |
NMT 0.2% |
0.01% |
|
Loss on drying |
NMT 1.0% |
0.15% |
|
Heavy metals (as Pb) |
NMT 0.002% |
<0.002% |
|
Lead (Pb) |
NMT 5ppm |
<5ppm |
|
Arsenic |
NMT 3ppm |
< 3ppm |
|
Limited of fluoride |
NMT 0.001% |
< 0.001% |
|
Assay |
98.5~100.5% |
99.18% |
|
Aerobic plate count |
≤1000cfu/g |
<1000cfu/g |
|
Yeast & Mold |
≤100cfu/g |
<100cfu/g |
|
Samonella |
Negative |
Negative |
|
E.coli |
Negative |
Negative |
|
Coliforms |
Negative |
Negative |
|
Staphylococcus aureus |
Negative |
Negative |
