2,6-二-O-甲基-β-环糊精,2,6-Di-O-methyl-β-cyclodextrin,≥98%

产品编号Sigma-H0513

Cas号51166-71-3

纯度/浓度

储存温度常温密封避光保存,Stored in cool, dry and airproof.

规格 0.00 ~ 2,898.00

增值税发票√顺丰快递√订货电话:18601927057

产品性状

白色粉末

质量标准

外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity(HPLC)                        ≥98%  
比旋光度Specific rotation [a]20/D       +155.0 ~ +165.0°(C=10, H2O)
干燥损失loss on drying                  ≤3%
取代度Degree of substitution (NMR)      1.7 ~ 1.9