This test is a measure of the unsaturated linkages in a fat and is determined by reacting the fat with a solution of iodine monochloride in a mixture of acetic acid and CCU, liberating excess iodine with KI, and titrating with Na2S203.

這個試驗是不飽和鍵的測量，它由脂肪與一氯化碘在乙酸與CCU的混合物的溶液反應進行測量无码在线观看视频，用KI除多余的碘美国大黑屌啪啪视频，用硫代硫酸鈉滴定。

The present calculations predict that thioacetic acid mainly exists as a CH3CSH tautomer, and both tautomers predominately adopt syn conformations, which reproduces the experimental observations.

本文計算預測硫代乙酸主要以CH3CSH的形式存在欧美一级aa大片高清在线，兩種異構(gòu)體均以順式構(gòu)象為優(yōu)勢構(gòu)象国内麻豆视频。

Results show that, by using thionyl chloride and N,N-dimethyl formamide as chlorinating reagent and dichloromethane as solvent and taking -15℃ as reaction temperature, Z-iomer crystals with pale white color and stable to temperature can be obtained with an overall yield of 70%.

以2-（2-氨基噻唑－4-基）－2-甲氧亞氨基乙酸為原料，經(jīng)鹽酸化91黄色影院、氯代等反應合成了Z-2-（2-氨基噻唑－4-基）－2-甲氧亞氨基乙酰氯鹽酸鹽中文字幕91综合在线；氯代時以用亞硫酰氯和N，N-二甲基甲酰胺的混合物代替五氯化磷作氯化劑国产伦精品一区二区三区视频播放，并考察了溫度和溶劑對氯代產(chǎn)物中Z-異構(gòu)體和E-異構(gòu)體收率的影響四虎成人影院在线播放视频。

A method to measure the content of nickel in the nickel iso - caprylate by complexometric titration using ethylenediamine tetraacetic acid was set up.

以乙二胺四乙酸或檸檬酸作配位劑，在無氰的硫代硫酸鹽–亞硫酸鹽體系中研究了金在鍍鎳銅基底上的電沉積无尽xxxxx。

The compositions can also contain microcrystalline cellulose, croscarmellose sodium, anhydrous lactose, magnesium stearate, micronized edetate calcium disodium hydrous, and micronized sodium thiosulfate pentahydrate.

所述組合物也可以包含微晶纖維素国产私拍精品国模在线、交聯(lián)羧甲纖維素鈉、無水乳糖国产亚洲福利国产亚洲、硬脂酸鎂2022最新理论片韩国在线看、微粒化的含水乙二胺四乙酸鈣二鈉和微僚访腊悠得夥眩化的硫代硫酸鈉五水合物影音色资源。

On the condition of the existence of the buffer solution of ammonium acetate (PH5-6) and ammonium thiocyanate, quantitatively reduce Cu2+ into Cu+ by using sodium thiosulphate .

本文在PH5-6的乙酸銨緩沖溶液及硫氰酸銨存在下，用硫代硫酸鈉定量還原Cu~(2+)為Cu~+99超碰在线公开视，Cu~+與SCN~-結(jié)合日韩性交网站，形成穩(wěn)定的硫氰酸亞銅白色沉淀，反應終點可由全自動電位滴定儀確定欧洲老妇人与异性性交。

The structural assignment of Ⅱwas supported by spectral data and was confirmed by the identification of the compound as the product obtained by synthesis from triethyl orthoacetate and 2- cyanot hioacetamide.

結(jié)構(gòu)的指定得到由光譜數(shù)據(jù)的支持人妻一级片，確認結(jié)構(gòu)是通過原乙酸三乙酯和2-氰基-硫代乙酰胺合成得到的化合物。

In the third chapter, eight new complexes of 4, 6-dimethylpyrimidine 2-thioacetic acid with rare earth metals has been synthesized and characterized by means of elemental analysis, molar conductivity, IR,〓 NMR and TG-DTA. The general formula of the complexes is Ln〓(n=4 or 5). In the complexes, the deprotonated ligand coordinated to the rare earth metal ions in chelate bidentate mode. 4 or 5 molecular of crystal water existed in the complexes.

第三章合成了八種4国产亚洲小电影在线播放，6-二甲基嘧啶-2-硫代乙酸的稀土配合物aaaaaawwwwww网站，通過元素分析黄色网站免费查询、摩爾電導、紅外光譜欧美特黄一级AAAAA片、核磁共振氫譜和熱重-差熱對配合物進行了表征黄色视频一级免费看，研究結(jié)果表明，配合物的組成為Ln〓n=4或5）免费黄色一区二二区，在配合物中配體羧基脫去質(zhì)子后采用螯合雙齒的方式與稀土離子形成配位鍵91亚洲清品，同時，配合物中含有4或5個結(jié)晶水在线鲁鲁视频免费观看。