USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $3.00-10.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
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β-sitosterol 85.0% min. gc 86.46% |
total sterols 95.0% min. gc 95.17% |
(brassicasterol 1.36%; campesterol 7.90%; stigmasterol 4.28%; cholesterol meets the requirement) |
item |
standardization |
|
result |
aspect |
white or almost crystalline powder |
|
complied |
identification |
positive |
|
complied |
|
the retention time of the major peak confirms to that of the standard preparation |
|
complied |
solubility |
practically insoluble in water, soluble in tetrahydrofuran, sparingly soluble in ethylacetate. |
|
complied |
loss on drying |
4.0% max. |
|
2.10% |
ash |
5.0% max. |
|
complied |
acidity |
≤0.5ml |
|
complied |
peroxide value |
≤10mep/kg |
|
complied |
saponification value |
≤1.0ml |
|
complied |
heavy metals |
10ppm max. |
|
complied |