Stearic acid,China price supplier

Stearic acid  (three times press)
I. Molecular formula: CH3(CH2)16COOH
II. Sensory indicators:
(1) Appearance: Lump, flack, powder, 200 type, 400 type, lustrous crystal
(2) Color: 200 type snowy white, 400 type white, 800 type yellowish or light yellow
III. Use: Used in cosmetic, rubber, metal salt, dyeing, precision casting and many other industries.
IV. Quality standard: National standard (GB9103-88)
Index name　 200 type 400 type 800 type
Iodine value g/100g ≤ 2.0 4.0 8.0
Saponification value mg/g 206－211 203－214 193－220
Acid value mg/g 205-210 202-212 192-218
Color (Hazen) ≤ 200 400 400
Freezing point οC 54－57 ＞54 ＞52
Moisture% ≤ 0.2 0.20 0.30
Inorganic acid% ≤ 0.001 0.001 0.001
V. Packing: 25kg/bag, plastic inner bag, plastic woven outer bag.