Stearic acid
- Product Details
Stearic Acid
CAS No.: 57-11-4
Molecular formula: C18H36O2
Standard: Q/HYH008-2012
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:
Item |
Index |
|||||
SAl800 type |
SA1875 type |
SAl840 type |
SAl845 type |
SAl825 type |
SA8OO type |
|
Iodine valuegI2/100g ≤ |
0.8 |
0.6 |
1 |
4 |
6 |
8 |
Saponification value, mgKOH/g |
206-212 |
201-209 |
207-212 |
199-219 |
209-220 |
193-220 |
Acid value, mgKOH/g |
205-211 |
200-208 |
206-211 |
198-218 |
208-219 |
192-219 |
Chroma(Hazen) ≤ |
160 |
120 |
160 |
400 |
300 |
400a |
Freezing point, ºC |
54-57 |
57-60 |
54-57 |
≥54 |
≥52 |
≥52 |
Moisture, % ≤ |
0.2 |
0.2 |
0.2 |
0.3 |
0.3 |
0.3 |
Inorganic acid , % ≤ |
0.001 |
0.001 |
0.001 |
- |
- |
- |
C18, % |
38-45 |
70-78 |
38-45 |
- |
- |
- |
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.