α-乳糖 99.5+% ≤5% beta-isomer

供应商: Thermo Fisher Scientific

Synonyms: 4-O-β-D-吡喃半乳糖基-α-D-葡萄糖, 乳糖, β-D-Gal-(1→4)-α-D-Glc

125090010 125090020
ACRO125090010EA 0 CNY
ACRO125090010 ACRO125090020
α-乳糖 99.5+% ≤5% beta-isomer
α-乳糖

Appearance: White to almost white Crystalline powder

分子式: C₁₂H₂₂O₁₁·H₂O
分子量: 360.32 g/mol
溶点: 219 °C
存储条件: Ambient
MDL编号: MFCD00150747
CAS号: 5989-81-1

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产品技术规格

Appearance White to almost white Crystalline powder
Infrared spectrum Conforms
Water 4.5 to 5.5 % (K.F.)
Loss on drying ≤0.5 % (80°C, 2 h)
Sulfated ash ≤0.1 %
HPLC ≥99.50 %
Appearance of solution Passes test
Microbial contamination Passes test
Acidity/alkalinity ≤0.4 ml/6g (ml 0.1N NaOH/6g)
Specific optical rotation On dry substance
Absorbance Passes test


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