Used as cleaner for printed circuit,acidic flavoring for food
|
Item |
Value | ||||||
|
Industrial Grade |
Food Grade | ||||||
|
85% |
75% | ||||||
|
Excellent |
Grade 1 |
Grade 2 |
Excellent |
Grade 1 |
Grade 2 | ||
|
Colority |
20max |
30 max |
40 max |
20 max |
30 max |
40 max |
20 max |
|
Content (H3PO4 ), % |
85min |
85min |
85min |
75min |
75min |
75min |
75-86 |
|
Chloride(Cl ) , |
0.0005max |
0.0005
max |
0.001
max |
0.0005max |
0.0005
max |
0.001
max |
|
|
Sulphates( SO4 ), % |
0.003max |
0.005
max |
0.01max |
0.003max |
0.005
max |
0.01max |
|
|
Iron(Fe), % |
0.002max |
0.002
max |
0.005
max |
0.002max |
0.002
max |
0.005
max |
|
|
Arsenic (As) , % |
0.0001max |
0.005
max |
0.01max |
0.0001max |
0.005
max |
0.01max |
0.00005max |
|
Arsenic (Pb), % |
0.001max |
0.001
max |
0.05max |
0.001max |
0.001
max |
0.05max |
0.0005max |
|
Heavy metals ( F), % |
|
|
|
|
|
|
0.001max |
|
Easily oxidated
matter( H3 PO 3 ), % |
|
|
|
|
|
|
0.012max |