D-xylose crystal Refine D-xylose wood sugar
Sweet
White crystals or crystalline powder, Sweet and no odor, soluble in water, no visible impurity
Items |
Specification |
Assay(on dry basis) |
99% |
Loss on Drying |
≤0.30% |
Residue on Ignition |
≤0.05% |
Specific optical rotation |
+18.5~+19.5° |
Light transmittance,10%d.s. |
98% |
PH Value,20% d.s. |
5.0~7.0 |
Acidity or alkalinity |
Conform to EP7.0 |
Lead |
≤0.5mg/kg |
Arsenic |
≤1mg/kg |
Sulfur dioxide |
≤10mg/kg |
Copper |
≤5mg/kg |
Iron |
≤5mg/kg |
Sulfates |
≤50mg/kg |
Chlorides |
≤50mg/kg |
Aerobic plate count |
≤3000CFU/g |
Coliforms |
≤3mg/kg |
Pathogenic bacteria(Salmonella,shigella,S.aureus) |
Absent |
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