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CAS No.: 1072-35-1
Molecular formula: C36H70O4Pb
Structural formula:
Standard: HG2337-92
Properties and Uses
Properties: White fine powder, insoluble in water, can be decomposed into stearic acid and corresponding salts in hot strong acid..
Uses: In cosmetic, plastic, machinery, rubber, paint and ink industry as a lubricant, slipping agent, thermal stabilizer, release agent and accelerator, etc..
Physical and chemical index
Item | Index | ||
Top grade | First grade | Qualified product | |
Lead, % | 27.5+0.5 | 27.5+1.0 | 27.5+1.5 |
Melting point, ºC | 103-110 | 100-110 | 98-110 |
Free fatty acid % (as Stearic Acid), ≤ | 0.8 | 1.0 | 1.5 |
Loss on heat % ≤ | 0.3 | 1.0 | 1.7 |
Fineness on 0.075mm test sieve % ≥ | 99.0 | 98.0 | 95.0 |
Packing: plastic lined film bag, with plastic woven bag as external package. Net wt. 20kg.