TRIS也稱Tris Base、氨丁三醇或三(羥甲基)氨基甲烷,是一種兩性離子生物緩沖液,通常用作生物和生化研究中的緩沖劑。
TRIS Buffer
純(chun)度: ≥ 99%~100.5%
CAS No: 77-86-1
規格:10kg
符合(he):USP,EP,BP,ChP,JPC
CDE登(deng)記(ji)號(hao):F20200000475(I)
檢測 | 參(can)數(shu) | 檢測 | 參數 |
UV(Abs)-A260nm (10% in H2O) | ≤ 0.03 | 氯(lv)-(ppm) | ≤ 10 |
UV(Abs)-A280nm (10% in H2O) | ≤ 0.02 | 殘留溶(rong)劑-甲醇(%) | ≤ 0.3000 |
UV(Abs)-A290nm (40% in H2O) | ≤ 0.10 | 溶解度,3.3% in Alcohol | 澄(cheng)清 |
UV(Abs)-A430nm (10% in H2O) | ≤ 0.004 | 溶解度,10% in H2O (JPC) | 澄清 |
不溶物-(%) | ≤ 0.005 | 溶解度,5% in H2O | 澄清 |
LOD(%)-105°C, 3hrs | ≤ 0.5 | 灰(hui)分(%)-ROI | ≤ 0.10 |
LOD(%)-105°C, 40 mins | ≤ 0.5 | 熔點(dian) | 168-172°C |
LOD(%)-80°C in vaccum | ≤ 0.6 | 純度(du) (Titration, dried basis) | 99.0%-100.5% |
元素(su)-Fe (ppm) | ≤ 5.0 | pH-5% in H2O | 10.0-11.5 |
元素-Ni (ppm) | ≤ 15.0 | pH-1% aq soln(JPC) | 10.3-10.7 |
元素-As (ppm) (JPC) | ≤ 1.6 | 重(zhong)金屬-(ppm) ICH Q3D | 根據報告(gao) |
內毒素(EU/mg) | ≤ 0.03 | 重金屬-(ppm) as Pb (JPC) | ≤ 8 |
外觀(guan) | 白色結晶粉末 | 鑒別,EP (B,C) (TRIS) | 通過 |
生物負荷(he)(CFU/g) | ≤ 1000 | 鑒別,ChP (1,2) | 通過 |
酵(jiao)母和霉(mei)菌(CFU/g) | ≤ 100.00 | 鑒別,USP (A,B,C) (TRIS) | 通過 |
有(you)關物質,TLC(%) | ≤ 1.0 | 鑒別,JPC (1,2) (TRIS) | 通過 |