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Guihua talc powder for medicine and cosmetics | |
SiO2 | ≥60% |
MgO | 30% |
Hcl | ≤2.0% |
Water soluble matter | ≤0.1% |
PH | Litmus test paper is neutral |
Water soluble iron | No instant blue |
| < 2ppM |
Pb | < 10ppM |
Loss on ignition (800 ℃) | ≤5% |
Whiteness | ≥90% |
Asbestos | X-ray diffraction analysis is not allowed |
Bacteria | Total bacteria < 500 / g, mold < 100 / g, pathogenic bacteria shall not be detected. |
Fineness: more than 98% of 325 items are approved, or agreed by both parties. Packing: paper bag, woven bag, net weight 25kg. Uses: medicine, cosmetics, food, etc. Note: the technical parameters are for reference only, and the specific parameters shall be subject to the agreement between the supplier and the buyer. | |
Manufacturing
