paraformaldehyde,英語單詞,主要用作名詞,作名詞時譯為“[有化] 多聚甲醛;[有化] 仲甲醛”。
基本介紹
- 外文名:paraformaldehyde
- 詞性:名詞
- 發音:[,pærəfɔ:'mældəhaid]
- 釋義:[有化] 多聚甲醛;[有化] 仲甲醛

paraformaldehyde,英語單詞,主要用作名詞,作名詞時譯為“[有化] 多聚甲醛;[有化] 仲甲醛”。
失活劑是一種對組織細胞具有強烈毒性的藥物,有砷劑,多聚甲醛(paraformaldehyde)及蟾蜍失活劑等。砷劑因有劇毒,且對牙髓細胞失活無自限性,容易產生化學性根尖周炎等不良後果,在一些已開發國家已遭淘汰。多聚甲醛毒性較低,仍在使用。蟾蜍失活劑為我國醫務工作者所獨創,但仍未商業化。失活劑用於牙髓,能使...
(1)新鮮的小片組織(大小為0.5~1mm³左右)放入0.5%或1%戊二醛磷酸緩衝等滲氯化鈉溶液(pH7.4),或者2%多聚甲醛(paraformaldehyde)PBS一0.1%戊二醛PBS等量混合液(pH7.4),4℃乃至室溫下固定2~3h之後,必要時再入0.5%氯化銨PBS液中,室溫下作用2h,以封閉游離的醛基。組織片用LowicrylK4M進行低溫包埋,...
市面上雖然有多種形式的甲醛溶液出售,但它們含有少量的甲酸和甲醇,對被固定的樣品產生不良影響,適合電鏡固定使用的只有通過由多聚甲醛(paraformaldehyde)新鮮製備的甲醛溶液。甲醛溶液的毒性很大,即使是稀釋液也要格外小心操作。甲醛溶液對皮膚有硬化作用,長時間接觸可能導致皮膚破裂、皮炎或是過敏症狀;甲醛極易揮發,...
低聚甲醛-d2 低聚甲醛-d2是一種化學物質,分子式是(CD2O)n。其他名稱 PARAFORMALDEHYDE-D;PARAFORMALDEHYDE-D2;PERDEUTEROPARAFORMALDEHYDE98%D;PARAFORMALDEHYDE-D2,98ATOM%D;POLY(OXYMETHYLENE-D2);DIDEUTEROPARAFORMALDEHYDE;DIDEUTEROPARAFORMALDEHYDE,FORMALDEHYDE-D2POLYMER;
PGA can also be obtained by reactingcarbon monoxide, formaldehyde or one of its related compounds like paraformaldehyde or trioxane,in presence of an acidic catalyst. In a carbon monoxide atmosphere an autoclave is loaded with the catalyst (chlorosulfonicacid), dichloromethane and trioxane, then it ...
苯酚、甲醛的聚合物鈉鹽 苯酚、甲醛的聚合物鈉鹽是一種化學物質,分子式是(C6H6O.CH2O)x.xNa。其他名稱 PHENOL-FORMALDEHYDERESIN,SODIUMSALT;PHENOL,POLYMERWITHPARAFORMALDEHYDE,SODIUMSALT;
Paraformaldehyde 多聚甲醛 Pelargonaldehyde 壬醛 Pelargonic acid 壬酸\\ Pentaerythritol 季戊四醇 n-Pentanal 正戊醛 n-Pentanoic acid 正戊酸\\ Pentanol 45 戊醇45 Phthalic acid di-n-butyl ester 鄰苯二甲酸二丁酯 Phthatic acid diethyl ester 鄰苯二甲酸二乙酯 Phthalic acid dimethyl ester 鄰苯二甲酸二...
BISPHENOLA,PARAFORMALDEHYDE,P-TERT-BUTYLPHENOLPOLYMER;詞條標籤: 化學品 圖集 甲醛與4-(1,1-二甲基乙基)苯酚和4,4'-(1-甲基亞乙基)雙苯酚的聚合物圖冊 V百科往期回顧 詞條統計 瀏覽次數:次 編輯次數:2次歷史版本 最近更新: 創建者:嘻哈魚txJG
paraformaldehyde 多聚甲醛 免疫細胞化學中常用來固定細胞的試劑 廠家型號 PFA各大生產廠家型號 ※Chemfluor PFA Saint Gobain - Norton PFA ※Dyneon™ PFA 6502N Dyneon™ Fluoropolymers 氟橡膠 ※Dyneon™ PFA 6505N Dyneon™ Fluoropolymers 氟橡膠 ※Dyneon™ PFA 6510N Dyneon™ Fluoropolymers 氟橡膠 ...
and acrylic acid,BIT’s 4th Annual Global Congress of Catalysis-2013, June 29-July 1, 2013, Dalian, China.Zheng YY, Tang Q, Wang TF, Wang JF, Synthesis of Polyoxymethylene Dimethyl Ethers From Dimethoxymethane and Paraformaldehyde Catalyzed By Cation Exchange Resins,AIChE Annual Meeting, 2013 ...
Paraformaldehyde fixative 多聚甲醛 fixative agent 固著劑 雙語例句 The third tray, the one for the fixative solution, was next to the body.那第三隻,用來放顯影劑的,就是屍體旁邊那個了。This is of course hypothetical, but it is aldehyde fixative for fixed tissue principle.這當然是假設,但這...
14. Chunju He, Qingrui Wang, “Rheological properties of cellulose solution in paraformaldehyde/dimethyl sulfoxide system (1)”, Polymers for Advanced Technologies, 1999, 10(8), 487-492;15.Chunju He, Qingrui Wang,“Viscometric study of cellulose in PF/DMSO solution”, Journal of Macromolecular...
2.Z. Xu, H. Wu, H. Li,Z Du,* Y. Fu.*Copper-Catalyzed Highly Efficient Acetylene-Mannich Reaction of Secondary Amines, Paraformaldehyde and Terminal Alkynes. ChemistrySelect, 2018, 3(48): 13629-13631.3. X. Jia, G. Xu,Z. Du*, Y. Fu. Cu(BTC)-MOF catalyzed multicomponent reaction ...
(33) A water Promoted-PBM protocol for Synthesize Tertiary Amines with Arylboronic Acids, Paraformaldehyde and Secondary Amines - J. Molecular Catal. - 2014 - 2014, 28, 197.(34) Highly Enantioselective Hydrogenation of Steric Hindrance Enones Catalyzed by Ru-Complexes with Chiral Diamine and Achiral...
45. Peijun Xu, Xinlin Jing. High carbon yield thermoset resin based on phenolic resin, hyperbranched polyborate and paraformaldehyde. Polymers for Advanced Technologies, 2011, 22(12): 2592-2595.46. Peijun Xu, Xinlin Jing. Pyrolysis of hyperbranched polyborate modified phenolic resin. Polymer...
[8] Z.-J. Quan,* W.-H. Hu, Z. Zhang, Y.-X. Da, X.-D. Jia, and X.-C. Wang,* One-Pot Synthesis of Allylamine Derivatives by Iodine-Catalyzed Three-Component Reaction of N-Heterocycles, Paraformaldehyde and Styrenes. Adv. Synth. Catal. 2013, 355, 891–900.[9] Z.-J. Quan...
2. L. Wang, M. Ertem, K. Murata, J. T. Muckerman, E. Fujita, Y. Himeda. Highly Efficient and Selective Methanol Production from Paraformaldehyde and Water at Room Temperature. ACS Catal., 2018, 8, 5233-5239. (IF= 12.221, 一區Top期刊)3. R. Kanega, N. Onishi, L. Wang, Y. ...
8.Yong Sui, Li Liu*, Junling Zhao, Dong Wang and Yongjun Chen*, An efficient one-pot reaction of indoles, nitroacetate, and paraformaldehyde for the synthesis of tryptophan derivatives, Tetrahedron Lett.9.Chunling Gu, Li Liu*, Yong Sui, Junling Zhao, Dong Wang and Yongjun Chen*, Highly...
[7] Z.-J. Quan,* W.-H. Hu, Z. Zhang, Y.-X. Da, X.-D. Jia, and X.-C. Wang,* One-Pot Synthesis of Allylamine Derivatives by Iodine-Catalyzed Three-Component Reaction of N-Heterocycles, Paraformaldehyde and Styrenes. Adv. Synth. Catal. 2013, 355, 891–900.[8] Z.-J. Quan...
