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Calcium Stearate Home > Products & Service > Stearate
Application: it can be used as stabilizer and lubricant for PVC, and is can be used in non-toxic soft films, such as food packing bags, medical appliances, etc..Can also be used as flatting agent, grease paint thickening agent etc..
Properties: white powder, insoluble in water, soluble in hot ethanol and ether. In the presence of inorganic acid, it is decomposed into stearic acid and corresponding calcium salt. It has water absorption in air. This product is non-toxic, no sulfur pollution, long-term thermal stability.
Technical indicators:（HG/T 2424-2012)
Properties: white powder, insoluble in water, soluble in hot ethanol and ether. In the presence of inorganic acid, it is decomposed into stearic acid and corresponding calcium salt. It has water absorption in air. This product is non-toxic, no sulfur pollution, long-term thermal stability.
Technical indicators:（HG/T 2424-2012)
| Items | Index | ||
| Premium grade | First grade | Qualified | |
| Appearance | White powder | ||
| Calcium content % | 6.5±0.5 | 6.5±0.6 | 6.5±0.7 |
| Free acid（stearic acid），% ≤ | 0.5 | ||
| Heating loss，% ≤ | 2.0 | 3.0 | 3.0 |
| Melting point，℃ | 149~155 | ≥140 | ≥125 |
| Fineness（through 0.075mm sieve），%≥ | 99.5 | 99.0 | 99.0 |
