Chemical name: Zinc stearate
CAS No.: 557-05-1
Appearance: White fine powder
Molecular formula: Zn (C17H35COO) 2.
Molecular weight: M=631.
Physical and Chemical Properties: White fine powder, soapy, non-toxic, specific gravity of 1.095, insoluble in Water, but soluble in organic solvent like hot ethanol, benzene and turpentine etc. It will absorb moisture in air And decompound into stearate and zinc when meeting strong acid.
Product quality: The standard HG/T 3667-2000
Item |
Index (First-Grade) |
zinc Content % |
10.8±0.5 |
Free Acid (stearic acid ) % |
≤ 0.5 |
Loss on Drying ( moisture ) % |
≤ 1.0 |
Melting Point °C |
120±5 |
Fineness(through 0.075mm-mesh) % |
all through |
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