最佳答案
回答者：网友
Tris分子式: (HOCH2)3CNH2 分子量.: 121.14(1) 规格:外观：白色结晶含量：≥99.5 %熔点：168-172℃水不溶物：≤0.01%强热残份：≤0.05%重金属(as pb)：≤5PPM干燥失重：≤0.2%吸光度(260nm)：≤0.2PH(0.1mol/L, 25℃)：10.0-10.8Fe：≤1PPMSO42+：≤5PPMCl：≤5PPMAppearance: white crystalContent: ≥99.5%Melting point: 168-172℃Loss on drying: ≤0.2%ASH: ≤0.05%PH (0.1mol/L, 25℃):10.0-10.8Insoluble in Water: ≤0.01%ABS (260nm): <0.2Heavy metals: ≤5PPMFe: 1PPMSO42+: ≤5PPMCl: ≤5PPM别名: 三羟甲基氨基甲烷; 2-氨基-2-羟基-1,3-丙二醇; 氨丁三醇; 缓血酸铵; 三甲醇氨基甲烷; Trishydroxymethylaminomethane; 2-amino-2-hydroxymethylpropanediol; THAM; TRIS; tris base; Tris buffer; free base; Tris(hydroxymethyl)methylamine; Trizma; trizma base; Trometamol; Tromethamine; TromethaneUsage: 用作缓冲剂。Tromethamine is used as an intermediate for the preparation of surface active agents, vulcanization accelerators, and pharmaceuticals, and used as a titrimetric standard.补充：不可以高压灭菌！绝对不行！另：缓冲液最重要的是pH值，加NaCl并不影响pH，按照配方加入就行了。你要配的是什么缓冲液？
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