Name | Specifications | Packing | Price | Delivery |
β-Estradiol | BR | 1g | RMB 528 | 现货 |
β-Estradiol | 99%,用于细胞培养 | 5g | RMB 2165.9 | 现货 |
β-Estradiol | 99%,用于细胞培养 | 1g | RMB 550 | 现货 |
β-Estradiol | 分析标准品,99.5% | 100mg | RMB 550 | 现货 |
β-Estradiol | 98% | 25g | RMB 4038.1 | 促销 |
β-Estradiol | 98% | 5g | RMB 1040.6 | 促销 |
β-Estradiol | 98% | 1g | RMB 225.5 | 促销 |
外观Appearance 白色至米黄色粉末
纯度Purity >98.0% (HPLC)
熔点Melting point 173°C - 179°C
比旋光度Specific rotation [a]20/D +76.0 ~ +83.0°(C=2, 5mol/L HCl)
99%,用于细胞培养:
外观Appearance 白色至类白色粉末
红外光谱鉴别Infrared spectrometry Conforms
纯度Purity ≥99.0% (HPLC)
细胞培养测试Cell culture PASSES
品级Grade USP级
(meets USP testing specifications)
鉴别试验IDENTITY PASS
熔点Melting point 73°C - 179°C
比旋光度Specific rotation [a]20/D +76.0 ~ +83.0°(C=2, 5mol/L HCl)
水分Water ≤3.5%(KARL FISCHER)
溶剂残渣Residual solvents Meets the requirements
色谱纯度Chromatographic purity PASS
含量ASSAY 97.0% - 103.0% (ANHYDROUSBASIS)
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