ITEM |
Value:(top quality goods) |
Value:(second quality goods) |
Charater |
White or off-white crystalline powder or particle |
White or off-white crystalline powder or particle |
Loss on drying |
≤2.0% |
≤2.0% |
Residue on ignition |
≤0.5% |
≤0.5% |
brassicasterol |
≤10% |
≤10% |
Campesterol |
15-30% |
15-30% |
stigmasterol |
15-30% |
15-30% |
β-sitosterol |
≥40% |
≥40% |
Total content |
≥90% |
≥60% |
Heavy metal |
≤10PPM |
≤10PPM |
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