![]() |
产品编号 | 名称 | 规格 | 包装 | 售价(RMB) | 促销价(RMB) | 库存量 | 数量 | 在线订购 |
---|---|---|---|---|---|---|---|---|
112379 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | 99% | 25g | 150 | >30 | 立即订购 | ||
112380 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | 99% | 100g | 265 | >30 | 立即订购 | ||
112381 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | 99% | 500g | 1288 | >30 | 立即订购 | ||
112382 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | for cell culture, for insect cell culture, ≥98% (HPLC) | 25g | 395 | >30 | 立即订购 | ||
112383 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | for cell culture, for insect cell culture, ≥98% (HPLC) | 100g | 1180 | >30 | 立即订购 | ||
112384 | 二(2-羟乙基)亚氨基三(羟甲基)甲烷 | for cell culture, for insect cell culture, ≥98% (HPLC) | 500g | 4687 | >30 | 立即订购 |
溶于水、乙醇以及有机溶剂。
熔点:103-104℃
pH range 5.8 - 7.2
pKa (25 °C) 6.5
98%: |
外观Appearance 白色或无色结晶 |
红外光谱鉴定Infrared spectrometry 和对照品匹配 |
纯度Purity by Titration by H2SO4 ≥99.0% |
纯度Purity(HPLC) ≥98% |
熔点Melting point 102°C - 106°C |
水不溶物 ≤0.01% |
重金属Heavy metals (as Pb): ≤0.0003 % |
pH (1 %; H2O): 8.8 - 9.6 |
等电点pKa 25℃ 6.45-6.65 |
干燥失重Water: ≤1 % |
铁Fe: ≤0.0005 % |
吸光度A (1 cm/0.1 M in water): |
280 nm: ≤0.04 |
340 nm: ≤0.02 |
品级Grade 细胞与昆虫细胞培养级, ≥98% (HPLC)) |
(for cell culture, for insect cell culture, ≥98% (HPLC)) |
外观Appearance White Crystalline Powder |
红外光谱Infrared spectrum Conforms to Structure |
纯度Purity by Titration by H2SO4 ≥99.0% |
纯度Purity(HPLC) ≥98% |
水溶性Solubility Colorless to Very Faint Yellow, Clear,500 mg/ml in H2O |
水分Water (by Karl Fischer) ≤1 % |
重金属Heavy Metals ≤ 5 ppm |
DNA酶DNAse, Exonuclease Detection None Detected |
内切酶NICKase,Endonuclease Detection None Detected |
RNA酶RNAse Detection None Detected |
蛋白酶Protease Detection None Detected |
内毒素Endotoxin Level 1 EU/mg |
WGK Germany 3
F 10-23
危险品标志 Xi,Xn
危险类别码 36/37/38-21/22-20/21/22
安全说明 26-36-36/37/39-22
海关编码 29221980
缓冲液,用于检测肌酸肌酶;也用于在冷冻干燥中有效保护血红蛋白;阴极电解液,用在IEF/2-D凝胶电泳。