羥酸 的英文怎麼說
中文拼音 [qiǎngsuān]
羥酸
英文
hydroxy acid
-
羥 :
名詞[化學] (羥基) hydroxyl (group)
-
酸 :
酸構詞成分。
-
Such complexes might have affinity for detrimental inorganic oxyanions such as arsenate, a common toxic contaminant in soils. the purpose of this study is to investigate the influence of environmental conditions on the adsorption of arsenate on fe - oxyhydroxide - monlmorillonte complexes, which is significant to agrology, geochemistry and environmental science
本研究即以南方的土壤環境條件為參考,模擬在ph = 5時的
酸性氧化條件下,土壤中低聚合
羥基鐵?蒙脫石復合體的形成、物化性特徵及其吸附砷
酸根陰離子的行為。
-
The arsenite reactions can be variously accelerated by the addition of aliphatic acids and hydroxy-substituted aliphatic acids.
加入脂肪
酸和
羥基取代的脂肪
酸,可不同程度地加速亞砷
酸鹽的反應。
-
Feed additive - liquid methionine hydroxy analogue
飼料添加劑液態蛋氨
酸羥基類似物
-
Synthesis of butyl p - hydroxy benzoate under microwave irradiation
對
羥基苯甲
酸丁酯的微波輻射合成法研究
-
Benzoic acid or methyl para - hydroxybenzoate or
對
羥基苯甲
酸乙酯或
-
A review on application of monohydrated sodium bisulfate as catalyst in synthesis of ester, such as monocarboxylic esters, dicarboxylic esters, chloroacetates, hydroxycarboxylic esters, aromatic esters and the reusability of sodium bisulfate with
摘要介紹了一水硫
酸氫鈉在催化合成酯(如一元羧
酸酯、二元羧
酸酯、氯乙
酸酯、
羥基
酸脂、芳香
酸酯)中的應用及其重復催化性能。
-
The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed
摘要評述了硫
酸、對甲苯磺
酸、氨基磺
酸、強
酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫
酸銅、硫
酸鈦、稀土金屬氧化物、一水硫
酸氫鈉、固體超強
酸、雜多
酸等催化劑催化合成對
羥基苯甲
酸乙酯的方法。
-
Boracic modified penolic resin with boracic acid and hydroxymethyl phenol was manufactured after hydroxymethyl phenol was created with in a special way
摘要通過在一定條件下,先將苯酚、甲醛製成
羥甲基酚,然後改變條件與硼
酸共聚,制得具有合成穩定和較好耐熱性的硼改性酚醛共聚樹脂。
-
Hydroxy butyric acid ethyl ester
羥基丁
酸乙酯
-
Pyridine carboxylic acid
吡啶
羥酸
-
A mixture of catechin and epicatechin, procyanidin b4, 4 - hydroxy - benzoic acid and ethyl gal - late were purified and identified from grape seed procyanidin extract
得到2種原花青素的單體: ( + ) -兒茶素和( - ) -表兒茶素; 1種原花青素二聚體b4 ; 2種其他酚類物質:對
羥基苯甲
酸及沒食子
酸乙酯。
-
Silicate rocks. determination of molybdenum and tungsten content. sulfuric acid - phenylhydroxyacetic acid - cinchonine - potassium chlorate medium polarographic method
硅
酸鹽巖石化學分析方法硫
酸-苯
羥乙
酸-辛可寧-氯
酸鉀底液極譜法連續測定鉬量和鎢量
-
Methods for chemical analysis of copper ores lead ores and zinc ores. determination of tungsten content. catalytic polarographic method in sulfuric acid - phenylhydroxy acetic acid - cinchonine - potassium chlorate system
銅礦石鉛礦石和鋅礦石化學分析方法硫
酸-苯
羥乙
酸-寧-氯
酸鉀底液催化極譜法測定鎢量
-
Hydroxy cinnamic acid
羥基肉桂
酸
-
The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以
羥基丁二
酸和磺基水楊
酸為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
-
It incorporated proline directly, and hydroxylated it subsequently in a manner reminiscent of collagen.
它直接將脯氨
酸併入,並且隨后象骨膠那樣使它
羥基化。
-
Before collagen is secreted from the cell several of its constituent amino acids are hydroxylated and some are also glycosylated.
在細胞分泌膠原以前,有幾個氨基
酸組分發生
羥基化,有的還發生糖基化。
-
Cyanohydrins are biologically active compounds used in synthesis of - amino alcohols, - hydroxy ketones and - hydroxy acids, which have importance as fine chemicals, pharmaceuticals and agrochemicals
氰醇是合成-氰基醇類, -
羥基酮類及
酸類化合物的重要生物活性物質,這些化合物又是精細化工、制藥和農用化學品領域的重要原料和中間體。
-
Its headquarter is located at xinkailu no. 8, xuanhua district of zhangjiakou city. its main products include ziyun brand civil explosive products series : powdery ammonium nitrate explosive emulsion explosive industrial fuse ; ziyun brand fine chemical products series : glyoxalic acid 5 - 4 - hydroxyphenyl hydantoin p - hydroxyphenylacetic acid p - hydroxyphenylacetamide allantoin daidzein bufexamac ; aaa brand fine chemical products series : ethylamine methanol trimethylacetic acid tert - valeryl chloride ; great wall brand agricultural chemical fertilizer products series : ammonia urea ammonium bicarbonate ; chenguang brand calium carbide chenguang brand acetylene carbon black xuguang brand dissolved acetylene ; and the others as sulphur ammoina liquor oxygen nitrogen, etc.
公司現有主要產品為,紫雲牌民爆產品系列:粉狀硝銨炸藥乳化炸藥工業導火索紫雲牌精細化工產品系列:乙醛
酸對
羥基苯海因對
羥基苯乙
酸對
羥基苯乙酰胺尿囊素大豆甙元丁苯
羥酸三a牌精細化工產品系列:乙基胺甲醇特戊
酸特戊酰氯長城牌農化產品系列:合成氨尿素碳銨晨光牌電石,乙炔炭黑旭光牌溶解乙炔。
-
Vanadium complexes with catecholate or pyrazine 2 - carboxylate ligands were prepared and characterized by fourier transform infrared spectroscopy, 1h nuclear magnetic resonance spectroscopy, ultraviolet - visible spectroscopy, and elemental analysis
制備了含苯磷二酚配體或吡嗪2 -羥酸酯配體的釩配合物,並運用傅里葉變換紅外光譜、核磁共振譜、紫外可見光譜及元素分析對其進行了表徵。