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151. Objective:To determine the content of bornyl acetate of Radix Lindera.

152. The result shows that, on over 2.5 times content of Daidzin in materials can be arrived with the hybrid extraction of acetone and ethyl acetate.

153. An optimum technological condition for separating the diolefin substance from raw materials by the solvent precipitation from dially alcohol ketone acetate waste residue was determined.

154. When the complex of anhydrous zinc acetate with 1,5-naphthalene diamine was formed, the anhydrous zinc acetate changed from a bidentate ligand to a unidentate ligand.

155. Nickel sulfate, nickel chloride, nickel fluoride, nickel acetate, nickel hydroxide, electrolytic nickel, nickel matte, copper sulfate, cobalt sulfate and nickel sulphamate etc.

156. The ethanol extract from the twig bark powder of Periploca sepium was suspended in water and successively treated with petroleum ether, ethyl acetate and n-butanol.

157. The results show that the application of iron acetate catalyst can not only promote diphenylmethane conversion, but also accelerate the reaction rate.

158. Conclusions:Progynova and medroxyprogesterone acetate are safe and effective to the restoration of endometrium and menstrual cycles immediately after an induced abortion at high risk.

159. The other embryos were sliced into ultraslices, stained with both uranyl acetate and lead citrate, to observe the effects of passive smoking on the ultrastructure of neural epithelia with TEM.

160. The qualitative analysis of the intermediates in synthesis of midecamycin acetate is described.

161. Chapter three: various of 1,4-dihydropyridines were obtained by the reaction of aldehydes, ethyl acetoacetate or acetylacetone, ammonium acetate using PEG-400 as reaction medium without catalyst.

162. Methods:Put taurine and different concentrations of lead acetate in cultures of cortex neurons and observe the length of dendites and the growth activity of neurons.

163. A temperature programmed capillary GC method was used to separate a -cyano- 3 - phenoxybenzylalcohol (1) and a -cyano- 3 - phenoxybenzyl acetate (2)using n - hexadecane as the internal standard.

164. Fructus Mume was identified with ethyl acetate - formyl acid-water(14:7:7) as developing agent in silica gel G[sentencedict.com], and using 0.1% of bromocresol green as the visualization reagent.

165. Soduim Acetate, a product exempt from expert examination, is reliable in quality.

166. A method of synthesis isoamyl acetate catalyzed by zinc sulfate had been developed.

167. Uses: One of the most important organic raw materials, mainly used in vinyl acetate, acetic anhydride, acetic ester, acetate, acetate fiber and other products.

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168. A capillary gas chromatographic method with directly sampling was established to determination the residual amount of methanol, ethanol and ethyl acetate in lansoprazole.

169. Soluble in ethanol, ethyl acetate, ethyl ether, most organic solvents such as acetone, slightly soluble in water and glycol.

170. Solubility: insoluble in water, benzene, toluene, soluble in ethanol, acetone, ethyl acetate.

171. HPLC method was established for the determination of the related substances in compound cyproterone acetate tablets.

172. St Johns Wort Oil, Tocopheryl Acetate ( vit E ), Chamomile Extract & Lavender Extract.

173. RESULTS The antioxdant components were found in the ethyl acetate extract from stem of this plant.

174. Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

175. Initial animal studies indicate that Ester - E's absorption may exceed that of the tocopherol and acetate forms.

176. RESULTS The average recovery of chlorhexidine acetate and tinidazole in simulated samples was 99.

177. Lead acetate poisoning may result in not only DNA damage in liver cells and chromatosome damage in bone marrow cell, but also decrease in activity of antioxidative enzymes.

178. The rats were exposed to lead acetate through intragastric administration for 8 weeks. The blood, bone, brain, kidney, ovaries and testis of all rats were extracted in the end of the 8th week.

179. Methods After uranyl acetate staining, the change of ultrastructure of C6 cells before and after PA treatment was observed under transmission el etron microscopy.

180. This paper introduces the method of the new - type composite wood of filter tip to be made by activated carbon fiber and acetate. Nicotine and tar have been dislodged.