Stearic Acid 8.0

Stearic Acid (CAS No.: 57-11-4)

1. Specification:

Item	Specification	Specification	Specification
Grade	200	400	800
Iodine value	2.0max	4.0max	8.0max
Sapon value	206-211	203-214	193-220
Acid value	205-210	202-212	192-218
Color, Hazen	200max	400max	400max
Titer ºC	54-57	54 min	52 min
Moisture%	0.2max	0.2max	0.3max
Inorganic%	0.001max	0.001max	0.001max

2.Characters

White flake or granular. It is an important chemical raw,material and additive, widely used
in rubber, plastics, cosmetics,pharmaceuticals, chemical auxiliary agent industries etc.

Stearic acid, also called octadecanoic acid, is one of the useful types of
saturated fatty acids that comes from many animal and vegetable fats and oils.

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.

 

3.Usage:
Stearic acid is useful as an ingredient in making candles , soaps , and cosmestics and
for softening rubber.

 

Resource:

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