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121. The main processes of bisphenol-A including sulfuric acid process , hydrogen chloride process and ion-exchange resin process are briefly introduced .

122. N-octyl bromide was synthesized by hydrobromic method in which took n-octanol and industrial waste hydrobromic acid(48%) as materials, concentrated sulfuric acid as a catalyst.

123. After reduction , manganese is extracted by sulfuric acid and high purity manganese carbonate is obtained after impurity removal from the solution and reaction with ammonium carbonate.

124. Ahab's alloy is a high ni high molybdenum alloys, in nitric acid chromic acid, sulfuric acid etc oxidizing acids has good corrosion resistance.

125. Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

125. Sentencedict.com is a online sentence dictionary, on which you can find good sentences for a large number of words.

126. Unreacted calcium oxide or calcium carbonate generates sufficient heat to the endothermic reaction between calcium fluoride and sulfuric acid so that no external heat is needed.

127. Bromination of 4-nitroaniline with hydrobromic Acid and hydrogen peroxide as brominating agent in dilute sulfuric acid was studied.

128. The nitrile ( II ) ( 28 g ) was mixed with 26 ml of concentrated sulfuric acid.

129. The content of polysaccharide in Lycium barbarum extract was measured by phenol - sulfuric acid method.

130. This invention relates to a process for preparing an oil-soluble plugging agent for oil well-drilling liq. , in which sulfuric acid is used as a reactant to treat acid sludge.

131. As a comparison, the pouring point of sulfuric acid and then nothing?

132. In the determination of total nitrogen in water sample by flow injection analysis instrument, the concentration of sulfuric acid which used for the preservation of sample affected the result.

133. Other materials, such as sulfuric acid, caustic soda and ethanediol, can be purchased form the factory nearby.

134. This paper studies the effects of the sulfuric acid anodizing and chromic acid anodizing on the fatigue strength in the intermediate value life zone of LY12CZ plate and LC9CS bar .

135. The effects of the concentration of sulfuric acid, ratio of solid to liquid, temperature and time on leaching efficiency were investigated.

136. The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.

137. In the sulfuric acid production, the refractory lining materials in the fluidized bed furnace is lined with the firebrick, which is difficult for construction and maintenance, and its cost is high.

138. Benzyl bromide was synthesized from potassium bromide, a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531), and benzoic alcohol in the presence of concentrated sulfuric acid.

139. Corrosively medium for chemical production such as sodium hydrate, caustic soda, sulfuric acidnitric acid, acetic acidacid.

140. The essay use the way scrap iron react with sulfuric acid, then adding oxidant - ammonium peroxydisulfate.

141. This paper narrates the effect and the demand of titanium liquid filter aid; and introduces the use of diatom earth filter aid in the manufacture of titanium white by sulfuric acid method.

142. This settlement is the third nationwide compliance agreement in a Clean Air Act initiative under which DOJ and EPA expect to reach similar agreements with other sulfuric acid manufacturers.

143. Phosphate rock is mixted with sulfuric acid and with revycled first - wash acid in a premixer.

144. Dropped hydrochloric acid or sulfuric acid to acetone oxime, solid hydroxylamine could get.

145. From the reaction of Zinc and Sulfuric acid, this artide describes the matter of the reaction and advances that the Overpotential is mostly factor of these reactions.

146. By exploring the properties of more potential solvents, such as sulfuric acid and formamide, the researchers hope to expand the potential life-supporting zone.

147. Organo mineral compound fertilizers are digested with sulfuric acid hydrogen peroxide and nitric acid perchloric acid, respectively, and then their total potassium content is determined.

148. The effects of the amount of sulfuric acid solution, the amount of potassium iodide solution and quiescent time after extraction were investigated.

149. Present a kind of application of recursive identification and adaptive control to sulfuric acid process.

150. Sugar, sulfuric acid, diamonds, and oil all follow different routes, but each navigates a web that touches various machines and may even cycle around again to its elemental form.