Stearic acid

Group Plastic&Rubber Auxiliary Agents
Min. Order 25 kilogram
Terms of Payment L/C, Western Union, T/T, Paypal
Update Time 2019-12-24
Item specifics
AppearanceWhite powder
  • Description
  • Product review

Stearic acid

CAS No.: 57-11-4

Molecular formula: C18H36O2

Structural formula:

 

Standard: Q/HYH008-2012

 

Properties and Uses

Properties:  lumpy, flaky, powdery or granular.

Uses: is an important chemical raw material and additive, widely used in food, rubber, plastic, cosmetics, drugs and auxiliaries.

 

Physical and chemical index
ItemIndex
SAl800 typeSA1875 typeSAl840 typeSAl845 typeSAl825 typeSA8OO type
Iodine valuegI2/100g ≤0.80.61468
Saponification value, mgKOH/g206-212201-209207-212199-219209-220193-220
Acid value, mgKOH/g205-211200-208206-211198-218208-219192-219
Chroma(Hazen) ≤160120160400300400a
Freezing point, ºC54-5757-6054-57≥54≥52≥52
Moisture, % ≤0.20.20.20.30.30.3
Inorganic acid , % ≤0.0010.0010.001---
C18, %38-4570-7838-45---
C16, %- -- -
Net wt., kg/bag (box)25±0.25

Note: sample a is made into a 15% ethanol solution.

Packing: paper box (lined with a layer of clean kraft paper) or polypropylene woven bag (lined with plastic bag). This paper box is reinforced with plastic bet; Net wt. 25kg or 700kg bulk bag.

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