Tên IUPAC: (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-(4-hydroxyphenoxy)oxane-3,4,5-triol
Số CAS: 497-76-7
Công thức hoá học: C₁₂H₁₆O₇
Khối lượng phân tử: 272.25
Số EC: 207-850-3
Assay: ≥99.5%
Appearance: White fine powder
Melting point: 199~201±0.5℃
Specific optical rotation: -66±2°
Solubility: Soluble in water, slightly soluble in ethanol
Clarity: Solution should be clarify, none suspended matters
Loss on Drying: ≤0.5%
Residue on ignition: ≤0.5%
Heavy Metals: ≤10ppm
Pb: ≤2ppm
As: ≤2ppm
Hg: ≤1ppm
Total Plate Count: ≤300cfu/g
Total Yeast & Mold: ≤50cfu/g
E.Coli: Negative
Salmonella: Negative
Staphylococcus: Negative
Arsenic: <2ppm
Infrared characteristic peak: 1515cm-11220cm-11050cm-1±(5~8)cm-1

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