Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:-
Supply Capability:8000MT/month m.t./month
Stearic acid
Formula: C18H36O2
Structural Formula:CH3(CH2)16COOH
Product Description:
Shaped like Lump, flake; Saturated fatty acid mainly with C16 and C18, white flake solid at ambient temperature, not dissolved in water, slightly dissolved in benzene and carbon bisulfide, and easily dissolved in hot alcohol. No smell no poison. It has the general chemical properties of organic carboxylic acid.
Physicochemical Properties:
pure product is white with a shiny soft small pieces, melting point 69.6 degrees, the boiling point of 376.1 degrees. Relative density 0.9408, refractive index 1.4299, slowly volatile in the 90-100 degrees. Slightly soluble in cold water, soluble in alcohol, acetone, soluble in benzene, chloroform, ethyl ether, carbon tetrachloride, carbon disulfide, toluene and so on.
Specification:
Item | Index | |||||
Grade No. | 1842 | 1838 | 1820 | 1860 | 1870 | 1880 |
Iodine value gI2/100g ≤ | ≤5.0 | ≤5.0 | ≤5.0 | ≤6.0 | ≤7.0 | ≤8.0 |
Saponification value mgKOH/g | 206~211 | 206-213 | 214-216 | 193-220 | 193-220 | 192-218 |
Acid value mgKOH/g | 208~210 | 210~211.5 | 214-225 | 182-218 | 192-218 | 193-220 |
Chroma (Hazen) ≤ | ≤60 | ≤80 | ≤100 | 200-400 | ≤150 | 400 |
Freezing point °C | 54~57 | 54~57 | 55~57 | 54 | 52 | 52 |
Moisture % ≤ | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.3 | ≤0.3 | ≤0.3 |
Inorganic acid % ≤ | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 |
Suggest Uses:
Mainly for the production of stearic acid salts: Widely used system for cosmetics, plastic cold-resistant plasticizer, release agent, stabilizer, surfactants, rubber vulcanization accelerator, waterproof agent, polishing agent, metal soap, metal mineral flotation agent, softeners, pharmaceuticals, and other organic chemicals.
In addition, oil-soluble pigments can be used as solvents, crayons transfer slip agent, waxed paper lighting agent, stearic acid glyceride emulsifier, etc..
Packing :25/50kg in PP bag ,25MT/20GP
Product Storage:
in dry warehouse ventilation should be more than 10mm from the ground to avoid damp products in the above-mentioned conditions, from the date of delivery for one year shelf life.
