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181. The recent progress of analysis of nickel was reviewed, and it refers to spectrophotometry, atomic spectrum, electroanalysis, florescence analysis.

182. To establish an ultraviolet spectrophotometry for the determination of the benzoate in fruit and vegetable salt.

183. The content of germanium and molybdenum in Bidens bipinnata L. was determined at the same time by benzene base fluorescence ketone (benzene fluorene ketone)-CTMAB spectrophotometry.

184. A spectrophotometry method for determination of iodide in kelp without developed dye was discussed.

185. Accuracy of three test methods was studied. As conclusion, spectrophotometry featured high stability, simple and rapid operation, has important application value for the testing of vat dye colo...

186. The kinetics of thermal oxidation of rosin and abietic acid absorbed on the polyethylene film were respectively studied. The kinetic equation of heat oxidation was determined by UV spectrophotometry.

187. The contents of total flavone in various kinds of Dendranthema morifolium were determined by spectrophotometry.

188. Methods: Drug packaging materials were analyzed by ATR ( Attenuated Total Reflectance ) infrared spectrophotometry and transmittance infrared spectrophotometry.

189. In atomic absorption spectrophotometry, the calibration curve is always required.

190. In this paper, the authors Adopt UV spectrophotometry to determine the content of. cefalexin and compare with the sutra iodimetry.

191. OBJECTIVE To establish a simple method of UV spectrophotometry for the permeative determination of nimodipine, and to search suitable enhancers for the permeability of nimodipine.

192. OBJECTIVE Near infrared diffuse reflectance spectrophotometry (NIRDRS) and chemometrics were applied to the quantitative analysis of cefalexin in capsules.

193. METHOD HPLC method was used to analyze aminoethylsulfonic acid and cholesterol, and spectrophotometry was used to analyze aminohexose and free protein in eight kinds of horns.

194. METHOD Formation of NO in unit time was measured by benzidine fluorescence spectrophotometry, which was used to determine the activity of NOS.

195. The method of assay for generation of active oxygen species includes spectrophotometry , fluororesence, chemiluminescence, histochemistry, etc.

196. The determination of nitrite in meat products of city sell using UV spectrophotometry with o-phenylenediamine(OPD)was conducted.

197. The concentration of the chloride in the potassium carbonate was measured by spectrophotometry.

198. The method of spectrophotometry was used to analyse the activities of endogenous enzymes of protective system in Apriona german larvae parasitized by Beauvenia bassiana.

199. Methods: Technology of chemistry, physical parameter, TLC[sentencedict.com/spectrophotometry.html], UV spectrophotometry were applied to determine its qualitative analysis.

200. Based on the flow-injection spectrophotometry and the reaction principle of molybdenum blue, a new automatic analysis method for the rapid determination of ppb-level silicate was developed.

201. Using the programming tool of VB 6. 0 an auxiliary software for data processing in atomic absorption spectrophotometry was complied and applied well in GGX-9 atomic absorption spectrophotometer.

202. The interaction of DNA ( fsDNA, ctDNA ) with Brilliant Green was studied by UV - visible spectrophotometry.

203. This paper described the simultaneous determination of acetylsalicylic acid (A) and caffeine (C) in "kang-gan-ling" tablet by the dual wavelength spectrophotometry multiplication subtractive method.

204. Acetylcholinesterase was extracted from chicken brain and the organophosphorus pesticide residues determinated by enzyme inhibition spectrophotometry.

205. The contents of silicon, manganese, phosphorus, nickel, chromium and cuprum in common steel are determined by means of spectrophotometry with primary weighting and melting.

206. It has been studied for determination of manganese in ferrophosphorus by spectrophotometry.

207. In this research, the light stability of several blends of sunscreen agents with different mixed proportions is compared under the same SPF value by ultraviolet spectrophotometry.

208. Objective:To establish a second order derivative spectrophotometry method for determination of the content of total iridoid glycoside in Gardenia jasminoides Ellis from different regions.

209. To use them ethyl orange depigmentation spectrophotometry to detect the iodine in the sauce.

210. The conditional test to measure iron by means of O-phenanthroline spectrophotometry and the standard curve are improved with mathematical statistics.