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Stearic Acid 99.9%
CAS No.: 57-11-4
Stearic Acid used in rubber industry, plastic
Stearic Acid white crystal or powder
Specification of Triple Pressed Stearic Acid
Hangsun | Grade | ||
ITEM | #1801 | #1838 | #1865 |
Iodine g/100g <= | 0.6 | 0.56 | 0.45 |
Soap Value mg/g | 206-211 | 203-214 | 193-220 |
Acid Value mg/g | 205-210 | 202-212 | 192-218 |
Color (Hazen) <= | 200 | 400 | 800 |
Freezing Point | 54-57 | >=54 | >=52 |
Water content % <= | 0.20 | 0.20 | 0.20 |
Inorganic acid %<= | 0.001 | 0.001 | 0.001 |
Stearic Acid Characters and Usage:
It is in White bead from.widely used in rubber, pvc plastics, cosmetics,pharmaceuticals, chemical auxiliary agent industries etc.
Stearic acid, also called octadecanoic acid, is made from vegetable oil(palm oil)
It is a waxy solid, and its chemical formula is CH3(CH2)16COOH. Its name comes from the Greek word, stear, which means tallow. Its IUPAC name is octadecanoic acid.
Stearic acid is prepared by treating animal fat with water at a high pressure and temperature. It can also be obtained from the hydrogenation of vegetable oils. Common stearic acid is actually a mix of stearic acid and palmitic acid ,although purified stearic acid is available separately.
Stearic Acid Packaging Detail:
In net 25kg polywoven bags.