Pharmaceuticals & Cosmetics
?USP Zinc Oxide is used in the production of lotions, sunscreens, and diaper rash prevention creams.
?Cosmetic manufacturers use zinc oxide as a UV absorber.
?Zinc oxide is used by manufacturers of dietary supplements (essential for the human body) and is also used to manufacture zinc gluconate, now found in cold prevention lozenges.
Standard:
|
Item |
Index |
|
Zinc oxide(as Zno)%,≥ |
99.80 |
|
Metal zinc (as Zn) %,≥ |
No |
|
Lead oxide(as Pb)%,≥ |
0.003 |
|
Potassium oxide(as K)%,≥ |
0.001 |
|
Sodium oxide(as Na)%,≥ |
0.001 |
|
Ferric oxide(as Fe)%,≥ |
0.002 |
|
Cadmium oxide(as Cd)%,≥ |
0.005 |
|
Lead oxide(as Pb)%,≥ |
0.037 |
|
Copper oxide(as Cu)%,≥ |
0.0002 |
|
Metal oxide(as Zn)%,≥ |
No |
|
Moisture%,≥ |
0.3 |
|
Insoluble matter in HCI%,≤ |
0.006 |
|
Loss on ignition%≤ |
0.2 |
|
PH value |
7.0-8.0 |
|
Average size(um) ,≤ |
0.5 |
|
Residue on sieve%,≤ |
0.1 |