Sodium Deoxycholate CAS 302-95-4 Assay 97.5 ~ 102.5%

Ntụgharị akọwapụtara
Were ngwaahịa a, nkenke nha, tinye mmiri na dissolve_quantitative dilution iji mee ihe dị ka 20mg kwa lm l ngwọta, dị ka iwu (General 0621), ntụgharị kpọmkwem nke 40.0 ° na 45.0 °.
302-95-4 - Nchọpụta dị iche iche
Were 10 mg nke ngwaahịa a, tinye 1 dobe nke sulfuric acid lm l na formaldehyde ka ọ gbazee, tinye maka nkeji 5, tinyezie 5ml mmiri iji mepụta ihe kwụsịtụrụ na-acha anụnụ anụnụ-acha akwụkwọ ndụ akwụkwọ ndụ.
Ụdị nnabata infrared nke ngwaahịa a kwesịrị ikwekọ na nke ihe ntụnyere sodium deoxycholate (General Rule 0402).
mmeghachi omume njirimara nke nnu sodium nke ngwaahịa a (Iwu General 0301).
302-95-4 - Nyocha
Sodium
Were ihe ngwọta nke ọkọlọtọ sodium kwesịrị ekwesị ma gbanye ya nke ọma na mmiri iji mee 1 ml nke ọ bụla nwere 0.16jLtg na 0. 4 Net, 0. 8 ^ tg.1.0 / ig, 1. 2pg ngwọta, dị ka ihe ntinye aka;Were ngwaahịa a 0.14g, nkenke ịdị arọ, platinum crucible, ji nwayọọ nwayọọ kpụ ọkụ n'ọnụ iji mezue carbonization, dị jụụ, tinye sulfuric acid 0 .5M l mmiri, obere okpomọkụ kpo oku ka sulfuric acid vapor wepụ mgbe ọkụ na 600 ℃ na-acha ọcha isi awọ okwu, jụụ. , precision Force 1 n'ime hydrochloric acid lm l gbazere na quantitatively zigara 100ml flask nha, diluted na mmiri na ọnụ ọgụgụ, ịma jijiji, nkenke were lm l 100ml ihe flask, diluted na mmiri na ọnụ ọgụgụ, dị ka a ule ngwọta.A kwadebere ihe ngwọta nke oghere ahụ site n'otu ụzọ ahụ, wee tụọ ya ma gbakọọ na ogologo ebili mmiri nke 589.0 nm site na atomiki absorption spectrophotometry (General Rule 0406 usoro mbụ).Dabere na ngwaahịa akọrọ, ọdịnaya sodium kwesịrị ịbụ 5.0% ~ 6.1%.
O doro anya na agba nke ngwọta
Were 0.5g nke ngwaahịa a, Tinye 10ml mmiri iji gbazee, lelee dị ka iwu (Izugbe iwu 0901 na General Rule 0902), ngwọta kwesịrị ịdị ọcha na enweghị agba.N'ihe banyere mmepe agba, ọ gaghị adị omimi karịa odo No. 1 Standard Colorimetric solution (General rule 0901).
Ọnwụ na ihicha
Were ngwaahịa a, na 60 ℃ n'okpuru mbelata nrụgide ihicha ka mgbe nile arọ, arọ ọnwụ ekwesịghị gafere 5.0% (General ọchịchị 0831).
Ọla dị arọ
were 1.0 g nke ngwaahịa a, tinye ya na platinum crucible, ma lelee ya dịka iwu siri dị (Iwu nke izugbe 0821 nke abụọ).Ọdịnaya igwe dị arọ agaghị agafe akụkụ 20 kwa nde.
Nnu arsenic
Were ngwaahịa a 1.0 g, tinye 500% magnesium nitrate ethanol ngwọta, gbanye ethanol, jiri nwayọọ nwayọọ kpoo ntụ, ọ bụrụ na a ka nwere carbonized, ị nwere ike itinye obere mmiri nitric acid, nọgide na-ekpo ọkụ (~ 60 (TC)) mgbe ash zuru ezu, jụụ, tinye mmiri 21ml ka igbari, tinye hydrochloric acid 5ml, lelee dị ka iwu (General rule 0822 first law), kwesịrị ịgbaso ụkpụrụ (0.0002%).
302-95-4 - Mkpebi ọdịnaya
Were ngwaahịa a ihe dị ka 0.3g, ịdị arọ ziri ezi, tinye anhydrous formic acid 5 ml ka igbari, tinye glacial acetic acid 35 ml, potentiometric titration (General Rule 0701), na perchloric acid titration solution (0.1 mol/L) titration, na nsonaazụ ya. A na-eji ule efu dozie nke titration.Nke ọ bụla l nke ngwọta titration perchloric acid (0.1 mol/l) dabara na 41.46mg nke C24H39NaO4.