Customization: | Available |
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CAS No.: | 59-02-9 |
Formula: | C29h50o2 |
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ITEM |
SPECIFICATION |
Appearance |
Clear,colourless to slightly yellow or greenish-yellow,viscous,oily liquid |
Solubility |
Practically insoluble in water,freely soluble in acetone,in ethanol and vegetable oils |
Assay |
≥ 98% |
Identification A.B.C |
Correspond |
Related substances(GC) |
Impurity A:≤0.5% Impurity B:≤1.5% Impurity C(tocopherol):≤0.5% Sum of impurity D and E:≤1.0% Any other impurity ,for each impurity:≤0.25% Total:≤2.5% |
Optical rotation |
-0.01° to +0.01° |
Acid Vaue |
≤2.0mg KOH/g |
Sulpated ash |
≤0.10% |
Heavy metals |
≤ 10mg/kg |
Lead |
≤ 2mg/kg |
Arsenic |
≤ 1mg/kg |
Refractive(20ºC) |
1.494~1.498 |
Absorption |
42.0~45.0 Max. at about 284nm 7.5~9.0 Min.at about 254nm |
Density(20ºC) |
0.952~0.966g/ml |
Residual solvents |
Meets the requirement |