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151. Many carbonate masses older than Middle Palaeozoic are of dolomite rather than calcite.

152. Objective : To evaluate the efficacy and safety of mirtazapine combined with lithium carbonate on bipolar depression.

153. A method of producing lithium aluminosilicate (LAS) ceramics, which uses a mixing powder of lithium carbonate, aluminum oxide, and silicon oxide as a raw material powder.

154. The Cambrian phosphoric ore is mainly composed of calcic phosphate, carbonate, silica and silicate minerals.

155. Examples are sodium carbonate and potassium acid phthalate which are to standardize acid and base solutions.

156. By fluid diversion experiments of the variable-viscosity acid, the result showed that it is difficult to penetrate the deep acid etching wormhole in carbonate cores with low matrix permeability.

157. The Ordovician system carbonate rock reservior in Tahe oilfield lies deep in the earth. Having high temperature there, the reservior has many difficulties in acid filtering and acid rock reaction.

158. Study shows that the Ordovician carbonate formation in this area has the characteristic of very low groundmass porosity.

159. Rennie fruit tablets contain the active ingredient calcium carbonate, which is a type of medicine called an antacid .

160. At present mainly uses the union system alkaline process production calcium carbonate soda ash.

161. Carbonation is the combination of carbonate or bicarbonate ions with minerals.

162. The results indicated that the Pinctada martensii shells were all consisted of the major Calcium carbonate and a slight amount of organisms.

163. Put into operation, the system is stable, safe and reliable, increased the yield and quality of ethyl methyl carbonate.

164. The contrast tests are carried to some complex reagents for examining process conditions feasibility of removing aluminum from praseodymium -neodymium carbonate.

165. It is shown that calcium carbonate can be decomposed in aqueous sodium dichromate solution and transformed to calcium chromate at ambient pressure and boiling temperature.

166. The hammer is encrusted with calcium carbonate, which can happen quickly.

167. This paper puts forward a method to distinguish reservoir types in carbonate formation based on the electrical conduction efficiency.

168. Test for calcium ions in calcium carbonate - ---- by flame test.

169. Objictive: A FTIR method was established for the determination of dimethicone in compound calcium carbonate chewable tablets.

170. Calcium oxide can neutralize peptic acid better than calcium carbonate.

171. Its Outangdi Formation of the Upper Carboniferous system occurs as mixed deposits of terrigenous clastics and carbonate.

172. The invention relates to a hair dyeing method starting from a composition comprising at least one ortho-diphenol, one metal salt, hydrogen peroxide,(sentencedict .com) (bi)carbonate and a basifying agent.

173. When urea is added to soils IT is converted rapidly to ammonium carbonate by hydrolysis, a reaction which is activated by enzyme urea se.

174. The Mesoproterozoic Tieling Formation in Huailai, Hebei province, consists principally of an association of littoral- neritic carbonate rocks.

175. The experiment uses sodium hydroxide, sulfuric acid, nickel carbonate to deal with wasted nickel catalyst.

176. To recycle calcium carbide residue by - productindustry , needle - like calcium carbonate was synthesized by calcium carbide residue.

177. In this paper, the quality of the manual noodle such as the amount of water, salt, sodium carbonate and phosphate monoester starch were mainly studied.

178. A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced. And its optimal operations are described in detail.

179. Ultrafine alumina powders were prepared by pyrolysis of the aluminium precursor powders obtained by precipitation method using aluminium nitrate and ammonium carbonate as raw materials.

180. Less neodymium rare earth carbonate with different crystalline feature can be produced.