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| Customization: | Available |
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| CAS No.: | 1592-23-0 |
| Formula: | Ca[CH3(CH2)16coo]2 |
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Calcium stearate is fine white powder; soluble in methylbenzene, ethyl alcohol and other organic solvent.
Product Name: Calcium stearate
Other Names: flexichem; Calciumstearatetech;
Category: Stearate series
CAS No.: 1592-23-0
EINECS: 216-472-8
Appearance: White Powder
Molecular Formula: Ca[CH3(CH2)16COO]2
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin:China.
Package: 25 kgs/bag or as you request.
Storage: Store at a ventilated, dry place.
Executive Standard: International Standard.
Application: In tablet preparation, it is used as release agent.It is widely used in food, medical, cosmetics, plastic and rubber industry as lubricating agent, emulsifying agent, stabilizing agent, release agent, promoter and basic material of cosmetics.
| Item | RESULT |
| Appearance | white powder |
| Identification | positive reaction |
| Loss on drying,w/% | ≤4.0 |
| Calcium oxide content,w/% | 9.0-10.5 |
| Free acid(in stearic acid),w/% | ≤3.0 |
| Lead content(Pb)/(mg/kg) | ≤2.00 |
| Microbial limit(Internal control indicators) | / |
| Bacteria, cfu/g | ≤1000 |
| Mould, cfu/g | ≤100 |
| Escherichia coli | not detectable |
| Item | RESULT |
Appearance |
fine white powder; soluble in methylbenzene, ethyl alcohol and other organic solvent |
| calcium content, % | 6.5±0.6 |
| free acid, % | ≤0.5 |
| loss on drying, % | ≤3.0 |
| melting point, ºC | 140.0~158.0 |
| fineness, % | 325 mesh ≥99.0 |
| ITEM | RESULT | |
| Specification | USP35-NF30 | BP2013 |
| appearance | white or almost white fine powder; insoluble in water and ethyl alcohol | white or almost white fine powder; insoluble in water and ethyl alcohol |
| identification | meet the specification | meet the specification |
| alkali and alkali metal salt | / | meet the specification |
| content(in calcium oxide), % | 9.0-10.5 | / |
| content(in calcium), % | / | 6.4-7.4 |
| chloride, % | / | ≤0.1 |
| sulfate, % | / | ≤0.3 |
| loss on drying, % | ≤4.0 | ≤6.0 |
| heavy metal, ppm | ≤10 | / |
| nickel, ppm | / | ≤5 |
| lead, ppm | / | ≤10 |
| cadmium, ppm | / | ≤3 |
| freezing point, ºC | ≥54 | ≥53 |
| acid value | / | 195-210 |
| stearic acid content, % | / | ≥40 |
| stearic acid&palmitic acid content, % | / | ≥90 |
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