The reaction mechanism of purifying WPA by ethyl alcohol as organic solvent is sought.
探讨以乙醇为有机溶剂净化湿法磷酸过程中的反应机理。
Alcohol is a powerful solvent, perfectly capable of dissolving fingerprints and grime on the surface of a disc.
酒精是强力溶剂，对碟片上的指纹和灰尘有绝佳效果。
Solvent wash offending material, followed by alcohol rinse and post bakes.
先用溶剂清洗接触物表面，然后再用酒精清洗并烤干。
Its major USES are for organic synthesis, especially of formaldehyde, as an automotive antifreeze, as a solvent for cellulosics and natural resins, and as the principal denaturant for ethyl alcohol.
其主要用途是有机合成，特别是合成甲醛，用作汽车防冻剂、纤维素和天然树脂溶剂以及乙醇的主要变性剂。
In this paper, water and alcohol as extracting solvent were used to extract gingko flavonoids.
本文研究了银杏黄酮的水—乙醇提取工艺，就不同的提取条件进行工艺优化。
The waxes are classed as alcohol or organic solvent extracted materials.
这种蜡质属于乙醇或有机溶剂的萃取物。
The pearl powder suspension was prepared using the alcohol as the solvent and the influence of additives on the deposition was investigated.
利用无水乙醇作为溶剂，比较了冰乙酸、氯化钙这两种添加剂对悬浮液以及沉积过程的影响。
The waxes are classed as alcohol or organic solvent extracted materials.
这种蜡质属于乙醇有机溶剂的萃取物。
Use: This equipment is suitable for concentration liquid material and recycling the alcohol and other organic solvent in pharmaceutical, foodstuff and chemical industry etc.
用途：本设备适用于制药、食品、化工等行业的液料浓缩及酒精或其他有机溶剂的回收。
Applicable Media: Water, Alcohol, Oil, Fuel, Steam, Neutral gas or liquid, Organic solvent, Acid and Lye.
适用介质：水、酒精、油、燃料、蒸汽、中性气体或液体、有机溶剂、酸碱溶液。
Objective To estimate the antitumor activity of Qinglongyi alcohol extract and different solvent fractions and screen the antitumor active fractions in vitro.
目的研究青龙衣乙醇提取物及不同溶剂萃取部位对肿瘤细胞的体外抑制作用，筛选青龙衣抗肿瘤活性部位。
The HBS lignin is a new type of lignin, which is released from woods, grasses and straws by using high boiling alcohol as a solvent.
高沸醇木质素(以下简称HBS木质素)是一种利用高沸醇溶剂法从植物原料中提取得到的木质素。
Stress on summerize technology of direct extraction of cottonseed kernels and de gossypol with alcohol commercial hexane mixed solvent.
侧重介绍乙醇轻汽油混合溶剂一次浸出棉仁脱酚工艺。
White solid. Slightly insoluble in water, soluble in alcohol, ether etc. organic solvent.
本品为白色固体。微溶于水，易溶于醇、醚等有机溶剂。
Tannin fractions with different molecular weight distributions were obtained by purification of alcohol precipitation and fractionation of solvent extractions of black wattle bark tannins.
通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级，可得到分子量分布范围不同的单宁级分。
Results including surfactant, solvent, alcohol, soluble gas, acid, polymer and so on May be produced by the biochemistry reaction of the microbe injected and occluded in reservoir pores.
将微生物注入油藏，滞流在油藏岩石孔隙中的微生物发生生化反应，可产生表面活性剂、溶剂、醇类、可溶气、酸和聚合物等。
The powder had porous structure by means of the mixture solvent of alcohol and calcium chloride.
以乙醇 氯化钙混合溶剂制备的粉末内部具有多孔结构；
Veratryl alcohol was synthesized through the reduction of sodium borohydride from veratraldehyde with isopropanol as solvent, followed by solvent extraction and distillation under reduced pressure.
以藜芦醛为主要原料、异丙醇为溶剂，经硼氢化钠还原、溶剂萃取、减压精馏得到产物藜芦醇。
Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.
本工作用甲苯作溶剂，乙醇作沉淀剂，用沉淀分级法，对溶聚丁苯橡胶（S-SBR）进行了分级。
Polyvinyl alcohol(PVA)composite membranes were prepared by means of the solvent complete evaporation.
用溶剂完全蒸发法制备了PVA复合膜。
With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.
以乙醇为溶剂，碘化钠为催化剂，由金属钠、对苯二酚和溴丁烷合成了1 ，4 -二丁氧基苯。
However when the solvent is isopropyl alcohol or non polar solvent the decomposition value of monocrotophos is about 5% in the same condition.
但用异丙醇或非极性溶剂作溶剂时，在相同的条件下，久效磷的分解率为5%左右。
RESULTS:The extracting factors were effected by the alcohol concentration and extracting times first and then the solvent amount and extracting time.
结果：影响提取的因素主要为乙醇浓度和提取次数，其次为溶剂量和提取时间。
The effects of cyclohexanone and isoamyl alcohol on life of sealing solution and on inhibition of sealing flower, and the adding amount of organic solvent are also discussed.
探讨了环己酮和异戊醇对封闭液寿命的影响和对粉霜的抑制作用以及有机溶剂的添加量等问题。
TGS single crystals can be grown by the method of changing solvent, i. e. , adding ethyl alcohol to the aqueous solution of TGS.
用新的溶剂变更法生长TGS单晶，即在TGS水溶液中缓慢加入无水乙醇而使TGS结晶析出。
The antioxidant 1010 has been prepared with mixture of methanol, ethanol, low carbon alcohol and distilled water as solvent in laboratory.
以甲醇、乙醇、低级醇和蒸馏水混合液为溶剂，实验室制备了抗氧剂1010。
Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.
目的：采用异丙醇为提取剂，一种新型沉淀剂壳聚糖对猪胰脏中胰酶的制备工艺进行研究。
Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.
目的：采用异丙醇为提取剂，一种新型沉淀剂壳聚糖对猪胰脏中胰酶的制备工艺进行研究。
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