AMMONIUM CARBOXYMETHYL CELLULOSE(羧甲基纤维素）的单体单元的种类和比例是多少?我查这个货物的MSDS是羧甲基纤维素占80－90％；水占10－20%,但是,海关要我们提供单体单元的种类和比例,意思是说羧

ammonium acetate是什么意思 ammonium acetate是什么意思 Ammonium-free water Nitrate-free 请问Ammonium-free water和Nitrate-free process for preparation of halohydroxypropyl-trialkyl-ammonium halides 食品成分表中的sodium and ammonium bicarbonates怎么翻译 英语翻译rubidium sulphide,manganese(2)chloride,sodium oxalate,ammonium dichromate,zinc nitrate tetrahydrate,还有ammonium dihydrogen phosphate,calcium sulphite octahydrate,yttrium(3)chromate,nickel(3)chlorate trihydrate 英语翻译1.ammonium heptamolybdate tetrahydrate2.hepta- and octamolybdates3.mono- and di-peroxoheptamolydate4.monoperoxo5.diperoxo 英语翻译1.Reagents:The chemicals used in this work were,ammonium molybdate,diammonium monohy-drogen phosphate,ascorbic acid,ammonium metavanadate,.zine powder and sodium hydroxide,etc.All of these reagents were analytical grade and doubly distill Ammonium chloride + Sodium hydroxide → Sodium chloride + ammonia Ammonium chloride + Sodium hydroxide → Sodium chloride + ammonia 的化学式是什么啊 知道的就快来帮个忙啊!回答满意在给分（20） 英语翻译ammonium nitrate(grade B,granulated).Specification:total mass fraction nitrate and ammonium of nitrogen in recalculation on nitrogenin dry substance,% - 34,4 minMass fraction of water,% - 0.3Mass fraction of additives in recalculation on 英语翻译Fig.1.Effect of ammonium on extent of removal for S.aureus versus exposure time.Initial viable cell concentration is 2.00 · 108cells/mL,0.500 g insoluble ammonium polymer was added.Fig.2.The antibacterial efficiency of different ammonium 英语翻译We are interested Ammonium sulphate with N as 21% Min as fertilizer grade.Please send us 500MT CNF Colombo Sri lanka. 有哪位大虾懂荷兰语的啊?帮个小忙啦,急1、Menno te Forte2、Alkyl dim ethylbenzyl3、Quaternary ammonium compound或者告知获得万分感激中. the color with a control是什么意思完整的句子是 The amount of ammonium is determined by concomitant visual comparison of the color with a control 用分光光度法检测溶液样品中的含磷化合物含量用到了ammonium vanadomodybdate 溶液,为什么要在酸性环境下 英语翻译water ,sodium-laureth-sulfate ,glycerin ,cocamidoproiyl-betaine ,ammonium-laureth-sulfate ,fragrance ,lauryl-glucoside ,glyceryl-oleate ,sodium-chloride ,styrene-acrylates-copolymer ,acrylates-copolymer ,isopkopyl-palmitate,magnesium-chlo 6.0 of ammonium phosphate is dissolved into water to produce 300mL of solution.What are the concentrations (in mol/L) of the ammonium ions and phosphate ions present?我是加拿大高中生.大概中文就是有6克(NH4)2PO4融化在300毫升水里,