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Offer Details

Stearic Acid

Offer Type:
Offer Group: Magnesia $Zinc $ Stearic arw material Series
Offer Post Time: May 22, 2012
Expiration Date: Apr 18, 2013
Details:

Stearic Acid
Triple/double/single pressed
Appearance: White granular or flake
Used in rubber, soaps, cosmetics, etc

Characters and Uses: White flaky or lumpish. 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.
Stearic acid is useful as an ingredient in making candles, soaps, and
Cosmestics and for softening rubber.

Packing: In net 25kg polywoven bags


Items

Specifications

Grade
triple pressed
double pressed

single pressed

Iodine value

2.0max

4.0max

8.0max

Sapon value (mgKOH/g)

206-211

203-214

193-220

Acid value (mgKOH/g)

205-210

203-214

193-220

Color (Hazen)

200max

400max

800max

Titer ()

54-57

54min

52min

Moisture, %

0.20max

0.20max

0.30max

Inorganic, %

0.001max

0.001max

0.001max

 

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