37482 β-环糊精 用于细胞培养, ≥98% 100g 2950
37483 β-环糊精 用于细胞培养, ≥98% 25g 888
37484 β-环糊精 用于细胞培养, ≥98% 5g 290
37485 β-环糊精 98% 100g 397
37486 β-环糊精 98% 25g 88
37487 β-环糊精 96% 250g 79
37488 β-环糊精 98% 5g 58
白色粉状结晶。在分子环状结构中有空穴，空穴内径0.7～0.8nm，与各种有机物可生成包埋化合物。 熔点：290-300 °C
96%: 外观Appearance 白色结晶性粉末 纯度Purity > 96.0% (HPLC) 比旋度Specific rotation [a]20/D +159.0 ～ +164.0°(C=1, H2O) (以干基计) 吸光度Absorbance <0.100(15 g/L, 水, 260.0 nm) 水分Water <14.0 % 鉴别 呈正反应 灼烧残渣Residue On Ignition ≤0.1% 备注：96%级别仅作为组织培养基用 98%: 外观appearance white powder 红外光谱IR spectrum Consistent with structure 纯度Purity > 98.0% (HPLC) 比旋度Specific rotation [a]20/D +161.0 ～ +165.0°(C=1, Water) (以干基计) 氨水溶解性solubility clear colorless to faint yellow solution at 50mg/ml in 1M ammonium hydroxide 水分Water <5.0 % 品级Grade 用于细胞培养, ≥98% (for cell culture, ≥98%) 外观appearance white powder 红外光谱IR spectrum Consistent with structure 氨水溶解性solubility clear colorless to faint yellow solution at 50mg/ml in 1M ammonium hydroxide 水分water content by karl fischer ≤14% (10moles/mole) purity by thin layer chromatography ≥98% 细胞培养测试cell culture test pass

络合剂。酶活性研究。组织培养剂。