TESMerk5g瓶140.00T8350TES,FreeAcid 说明:生物缓冲剂。别名:2-[(三(羟甲基)甲基)氨基]-1-乙磺酸;三羟甲基氨基甲烷乙磺酸; 2-[(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]ethanesulfonicacid;TES; N-[Tris(hydroxymethyl)methyl]-2-aminoethanesulfonicacid分子式:C6H15NO6S 分子量:229.25CAS#:7365-44-8外观:白色结晶性粉末性状:纯度(%):≥99(滴定) 溶解性:溶于水 熔点:225℃(dec.) 有效pH范围:6.8-8.2 S:22-24/25储存条件:室温From SigmaT1375TESTSPECIFICATIONAPPEARANCEWHITECRYSTALLINEPOWDERSOLUBILITYCLEARCOLORLESSSOLUTIONAT25GPLUS50MLOFWATERWATERBYKARLFISCHERNMT0.2%UVABSORBANCENMT0.1AT290NM(33%W/W)HEAVYMETALSNMT5PPM(ASLEAD)PURITYBYNAOHTITRATIONNLT99%(CORRECTEDFORWATERCONTENT)RECOMMENDEDRETEST5YEARS