reagent A 是什么

reagent A 是什么 Amplex Red Reagent是什么, Mukaiyama Reagent 是什么试剂 RNAiso Reagent是什么刚刚开始接触生物内容,请问RNAiso Reagent中文名称是什么? reagent grade water是什么水呢?蒸馏水还是双蒸水? chemical reagent是什么意思 reagent什么意思啊 英语翻译困难像弹簧,你若它就强可不可以请二楼 6187364 Serious difficulties were encountered in obtaining a pure reagent.为什么是译成这个样子 问一些化学问题4（英文的)Give the general term (one word) used to describe a reagent which seeks electrons for bond formation: 英语翻译Under the new system,the company will be eligible for a deduction of 17 percent VAT in our material costs,mainly reagent in our case 什么是Limiting reagent如题跪求,急急急急急 Sulfuration of a thioloester（或是thiol ester）,a carboxylic acid plus an alcohol or a carboxylic acid with a halide or olefin with P4S10,or Davey or Lawesson’s reagent. 求文献,一篇英文文献作者：Puzanowska-Tarasiewicz H,Grudniewska A,Tarasiewicz M.文章名：An examination of chlorpromazine hydrochloride as indicator and spectrophotometric reagent for the determination of molybdenum (V)[J].杂志和年 英语翻译As mentioned above,the retention time of a compound under a specified set of conditions is a physical constant that can be used in qualitative analysis.For example,you might wish to use p-xylene as a reagent,but might suspect that a comme 高分求助翻译一段英语,在线等1. OBJECT AND FIELD OF APPLICATIONThe object of this méthode is to assess the resistance of a paint coating to the action of a reagent simulatingattacks from a biological source (for example the action of bird Reagent Grade是什么级别?我需要GR或者更高级想购买GR级或者更高级的以下化学药品：H2SiF6 氟硅酸 SiO2*xH2O 水合硅酸(俗称白炭黑,英文名Silicic acid或者Silicic acid hydrate) SiO2 二氧化硅（俗称硅胶）H3 Reagent Grade是什么级别?我需要GR或者更高级想购买GR级或者更高级的以下化学药品：H2SiF6 氟硅酸 SiO2*xH2O 水合硅酸(俗称白炭黑,英文名Silicic acid或者Silicic acid hydrate) SiO2 二氧化硅（俗称硅胶）H3 unclogging reagent是什么意思Did you have any luck?整句话是in regards to the unclogging reagent,did you have any luck?