CAS No.: | 57-11-4 |
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Formula: | C18h36o2 |
EINECS: | 200-313-4 |
Type: | Synthesis Material Intermediates |
Appearance: | Powder |
Quality: | Industrial |
Samples: |
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Customization: |
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Stearic acid |
Stearic acid is one of the main long-chain fatty acids that make up oils and fats. It exists in animal fats, oils and some vegetable oils in the form of glycerides. Stearic acid is obtained by hydrolysis of these oils. Stearic acid is a kind of fatty acid widely existing in nature. It has the chemical properties of general carboxylic acid. Almost all oils contain stearic acid with different content. The content of stearic acid in animal fat is higher, such as 24% in butter, less in vegetable oil, 0.8% in tea oil and 6% in palm oil, but the content in cocoa butter is higher. Up to 34%. |
Stearic acid for use |
For the coating of suppositories, enteric pills, ointments and bitters Stearates for aluminum, zinc and other metals, candles, phonograph records, insulators, model compounds Used in cream and other cosmetics For the preparation of sodium stearate, which is the official glycerin suppository coagulant Chemicals, especially stearates and stearate dryers Dispersant and softener in rubber mixture Shoes and metal polish Alkyd resin and epoxy resin for surface coating |
Products Certificate | ||||
Grade | SA1842 | SA1838 | SA1820 | SA1860 rubber grade |
Appearance | White fine bead | White fine bead | White fine bead | White fine bead |
Lodine value (gl2/100g)≤ |
0.25 | 0.22 | 0.15 | 1.7 |
Sapon value (mgKOH/g) |
209-211 | 211-212.5 | 214-216 | 193-220 |
Acid value (mgKOH/g) |
208-210 | 210-211.5 | 213-215 | 192-218 |
Color(hazen)≤ | 55 | 65 | 50 | 250 |
Titer,ºC | 55.5 | 55.5 | 56 | 55.7 |
Moisture %≤ | 0.08 | 0.08 | 0.08 | 0.05 |
Inorganic %≤ | 0.001 | 0.001 | 0.001 | 0.001 |
C18,% | 43 | 37 | 17.743 | 57.7 |
C16,% | 56 | 61 | 79.1575 | 38.42 |
C14,% | 0.5 | 1.4 | 2.4257 | 0.82 |
C12,% | 0 | 0.1 | 0.2295 | 0.93 |
C20,% | 0.5 | 0.5 | 0.0431 | 1.55 |
1.Widely used as a cold-resistant plasticizer, stabilizer, surfactant, release agent,rubber vulcanization accelerator, etc.
2. Used for the determination of water hardness, as an activator and diffuser of acidification.
25kg/50kg per bag or according to customer's requirements
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