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- zinc chloride poisoning 氯化鋅中毒
- Improvement of production of barium hydroxide and zinc chloride etc. 氫氧化鋇、氯化鋅等產(chǎn)品的生產(chǎn)工藝改進(jìn)。
- Title: Improvement of production of barium hydroxide and zinc chloride etc. 關(guān)鍵詞:硫化鋇;氧化鋅;氫氧化鋇;硫化氫;氯化鋅;硫氫化鈉
- Diagnostic criteria and principles of management of occupational chronic allyl chloride poisoning. 職業(yè)性慢性氯丙烯中毒診斷標準及處理原則.
- A new method about the preparation of Zinc Chloride of high purity from marmatite and calcium chloride is introduced. 介紹了利用鋅精礦制備高純度氯化鋅的理論探索和新的工藝條件研究。
- The new determination method can improve the quantity problem of product from controlling the content of zinc chloride in activator solution by determining Baume degress method. 解決了目前工廠(chǎng)采用測波美度方法控制配料液濃度產(chǎn)生的質(zhì)量問(wèn)題。
- The activation energies of the reaction in the absence of catalyst and in thepresence of zinc chloride were 51.3 and 8.3kJ/mol respectively. 求得無(wú)催化劑及以氯化鋅作催化劑時(shí)的反應活化能;分別為51.;3及8
- A mixture of phenol, sodium and 2-chloroethanol forms 2-phenoxyethanol, add zinc chloride, the product is 2,3-dihydrobenzofuran, yield 50%. 用苯酚和鈉得到苯酚鈉,苯酚鈉和2-氯乙醇得到2-苯氧基乙醇,與氯化鋅反應得2,3-二氫苯并呋喃,產(chǎn)率50%25。
- A novel method of preparing micropore activated carbons from tobacco stems impregnated with zinc chloride by microwave heating was studied. 研究了微波加熱煙桿氯化鋅活化法制備微孔活性炭的新工藝。
- Schultze's solution A solution of zinc chloride, potassium iodide, and iodine used mainly for testing for cellulose and hemicellulose. 溶液:為氯化鋅和碘化鉀的混合溶液。
- The pure zinc chloride solution can be obtained through burning to remove methanol,dissolving to seperate zinc powder and purifying to remov... 通過(guò)實(shí)際生產(chǎn)運行,取得很好的經(jīng)濟效益,同時(shí)避免了環(huán)境污染。
- A new convenient and general one-step route for preparing azines by treating aromtic aldehydes and semicarbazide with anhydrous zinc chloride as catalyst is described. 吖嗪是用途很廣泛的化合物,如作染料,光敏物質(zhì),聚合單體,另外它們還是加成反應的母體化合物。
- In this paper,the mew processing of manufacturing of activated carbon from sugar cane bagasse leached with zinc chloride by microwave radiation were reported. 研究了微波輻照經(jīng)氯化鋅浸漬的甘蔗渣制造活性炭新工藝。
- Nano-scaled zinc sulfide (nano-ZnS) has been successfully prepared via a simple heterogeneous reaction of zinc chloride ethanol solution and hydrogen sulfide gas. 用新穎、簡(jiǎn)單的異相化學(xué)反應方法,在乙醇體系中制備了硫化鋅納米粒子。
- It summarizes the technology of synthesis and post treatment,using paraformaldehyde and biphenyl as raw material,zinc chloride to catalyzer,through chloromethylation. 以列表的方式綜述了以多聚甲醛,聯(lián)苯等為原料,氯化鋅為催化劑經(jīng)氯甲基化反應制備BCMB的合成和后處理技術(shù)。
- Firstly, we studied the carbozincation of acetylenic sulfones with organozinc reagents, which include allyl zinc bromide, benzyl zinc bromide, aryl zinc chloride, alkyl zinc chloride and diethyl zinc. 研究了烯丙基溴化鋅、芐基溴化鋅、芳基氯化鋅、烷基氯化鋅等有機鋅試劑與炔基砜的碳鋅化反應。
- The optimal conditions for synthesis of alkali green 4 are reported,including the carbamide and zinc chloride as catalyst,chloranil and bichrome as oxidation agent in the acetic acid medium. 報道了合成堿性綠-4的最佳條件:在醋酸介質(zhì)中,尿素、氯化鋅為催化劑,四氯苯醌和重鉻酸鉀為氧化劑;
- Analysis of 10 Cases with Subacute Mercurous Chloride Poisoning 亞急性氯化亞汞中毒10例臨床分析
- Investigation on an acute occupational methylene chloride poisoning 一起二氯甲烷急性職業(yè)中毒的調查
- This paper introduces the new method of sulphuric acid and zinc chloride to produce polymerized rosin and the product quality.The way to improve the quality of polymerized rosin is also discussed. 介紹了硫酸-氯化鋅法聚合松香生產(chǎn)工藝及產(chǎn)品質(zhì)量情況,并就提高聚合松香質(zhì)量的途徑進(jìn)行了探討。