标题: 请教一下，USP中水浴加热水浴温度应该为多少？ [打印本页] 作者: meimei7071 时间: 2015-3-6 12:06 PM 标题: 请教一下，USP中水浴加热水浴温度应该为多少？ Pipet 10 mL of the substrate solution, stand at 37±0.5０ for 10 minutes, add exactly 1 mL of the sample solu-tion, and shake immediately. Allow this solution to stand at37±0.5 C for exactly 10 minutes, add exactly 2 mL of alkaline tartrate solution of the Fehling's TS for amylolytic activity test, and shake immediately. Then, add exactly 2 mL of copper solution of the Fehling's TS for amylolytic activity( A, A9 w* L& I' K# L3 g
test, shake gently, heat the solution in a water bath for ex-actly 15 minutes, and then immediately cool to below 25 C.Then, add exactly 2 mL of concentrated potassium iodide TS and2mLofdilutedsulfuricacid(1in6), andtitrat the released iodine with 0.05 mol/L sodium thiosulfate VS to the disappearance of the blue color produced by addition of 1 to 2 drops of soluble starch TS (amL). Separately, pipet 10 mL of water instead of the substrate solution and titrate <2.50>inthesamemanner(bmL). ' P9 j6 L' A5 ]4 M$ J4 [ 5 ]0 U- F* ^' ]# h( O; W Q$ S" H ' y+ b) `! o& ^% g+ N; W# M请教一下，文中heat the solution in a water bath for eactly 15 minutes, 水浴加热中水浴的温度应该为多少呢？ 6 r* \( e0 y: N, Y/ [实在搞不明白，麻烦大侠们告诉一下喽！+ A9 k- y* e$ D6 A0 d 作者: ZGZG 时间: 2015-3-6 03:37 PM ，Ch.p是98-100度作者: 黑龙 时间: 2015-3-6 04:38 PM
应该是100吧作者: meimei7071 时间: 2015-3-9 12:05 PM
谢谢各位了
，Ch.p是98-100度