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181 Polybenzimidazoles cooking in printing ink is methyl ethyl ketone, agitate little vinegar, and so on.

182 Methyl isobutyl ketone ( MIBK) is one of the most important chemical products, which is widely used in the field of chemical engineering.

183 This study synthesis a metabolite of additive of Olaquindox named methyl - 3 - quinoxaline - 2 - carboxylic acid.

184 The various effects on synthesis of N - methyl carbamyl chloride were studied. Temperature is most important one.

185 Modified organosilicon waterproofing agent was prepared by way of emulsion polymerization with acrylate and methyl alcoholate silicate as raw materials, OP-10 and SDBS as emulsifiers.

186 The application result showed that the recovery rates of methyl ethyl ketone and toluene were higher than 95% attributed to the advanced technique design and the good adsorption materials adopted.

187 As a especially effective collector for processing copper sulphide ore, methyl sulphonamide features good selectiveness and strong collection.

188 The title protective coatings is prepared based on ethyl metasilicate and methyl trimethoxy silane as raw materials, which are then hydrolyzed in alcohols at the presence of acid catalyst.

189 In the absence of carboxy methyl cellulose sodium, some nonspherical particles were formed.

190 AIM To investigate the effect of N methyl berbamine(NMB)on ATP sensitive potassium currents( I KATP )in single ventricular myocytes of guinea pig.

191 Much is known about the "fifth base, " 5-methylcytosine, which arises when a chemical tag or methyl group is tacked onto a cytosine.

192 The invention relates to a preparation method of adefovir dipivoxil, in particular to a method for preparing adefovir dipivoxil dual oxygen methyl pivalate from adefovir.

193 The review introduced some preparation ways and the application of carboxyl methyl starch.

194 Objective:To observe the effects of methyl carboprost suppository on reduction of postpartum bleeding in cesarean section .

195 In most silicones , two organic groups (see functional group), usually methyl or phenyl, are attached to each silicon atom.

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196 Diisopropyl ether has higher octane number, higher amount of oxygen and lower Reid pressure, so it is likely to become an ideal substitute of the methyl tert-butyl ether.

197 Poly ( methyl methacrylate ) branched chain in MG molecule structure was destroyed when thermal and oxygenous aging.

198 The degradation of methyl orange was high, which was related with the peak value, pulse frequency and duty circle of positive pulse and anode area.

199 Triethyltin maleate and fumarate were synthesi 2 ed and copolymerized with styrene and methyl methacrylate.

200 BC-DH2004 catalyst was used in dehydrogenation of sec-butyl alcohol(SBA)to prepare methyl ethyl ketone(MEK).

201 The dynamic equilibrium data of methyl acetate on Calgon AC could be correlated by Freundlich equation.

202 The removal rate of methyl mercaptan(MM) and ethanethiol (ET) and its effect factors were mostly studied on kinetics.

203 Content of the project: utilize CO2 resource, to set up production lines of methyl carbonate, granular dry ice powder, salicylic acid, sodium carbonate and ethylene urea etc.

204 DCA, or dichloroacetic acid, is an analogue of acetic acid in which chlorine atoms replace two of the three hydrogen atoms on the methyl group.

205 A test was done to evaluate the possibility of substitution of methyl bromide in tobacco field.

206 For implementing continuous production of halogenated butyl rubber, we should exchange methyl chloride for n - hexane.

207 Development of down stream products and progress in synthetic technology of Methyl formate are summarized.

208 The cooling process of 0.70% carbon steel wires upon patenting in lead bath and CMC(Carboxyl Methyl Cellulose)aqueous solutions was measured respectively with the steel wire probes.

209 Objective: To study the influence of negative electrets on transcutaneous permeation of methyl salicylate through rat skin in vitro.

210 Investigated was the removal of organic sulfur from coal in methyl alcohol solution under sonic radiation.