Determination of Trace Amounts of L-tryptophan Using Tetra-[(4-Bocthreonine)-aminophenyl] Porphyrin as Fluorescence Spectral Probe
cai yan yan ;, ma yan ;, shen juan zhang ;, tan wei hong ;, wei qin ;

..............page:193-198

Determination of Amino Acids in Crataegus Pinnatifida by Capillary Electrophoresis Coupled with Field Enhanced Sample Stacking
xu liang jun ;, xu xue qin ;, zhu zuo zuo ;

..............page:199-205

Residual Analysis of 23 Pesticides in Tea by Microwave Assisted Extraction/Dispersive Solid Phase Extraction Purification and Gas Chromatography-mass Mpectrometry
dai hua ;, li yong jun ;, wang mei ling ;, yan hong fei ;

..............page:206-213

Spectrophotometic Determination of Platinum in CO Combustion Improver
li zuo ;, wei xiu ping ;

..............page:214-216

Analysis of As (Ⅲ) and As (Ⅴ) in Seaweed Food by HPLC-AFS
jiang xin ;

..............page:217-221

Determination of Polymer Content in Polymer Oily Sludge Sea Oil-field by Elemental Analysis and FT-IR Spectrometry
jing bo ;, liu xiao zuo ;, shi dong po ;, tan guo rong ;, wang wen bin ;, yin xian qing ;, zhang jian ;

..............page:222-225

Fluorescent Characteristics of Molecular Chains of Polystytene in Different Solvents Studied by Fluorescent Spectrometry
fang jing ;, han dong ;, hu cheng long ;, liu ji yan ;, liu xue qing ;, lu shao lin ;, you xiang qian ;

..............page:226-231

Uncertainty Evaluation of the Determination of Manganese Content in Gasoline by Flame Atomic Absorption Spectrometry
bai zheng wei ;, he cheng yue ;, jia zuo ;, lin yu ;

..............page:232-237

Uncertainty Evaluation of Measurement of Carbon, Silicon,Manganese, Phosphorus, Sulfur Content in HO8A Eire Rod by Spark Discharge Atomic Emission Spectrometry
men sheng hui ;

..............page:238-243

Effects of Sample Height on XPS
liu fen ;, zhang xiao yu ;, zhao zhi juan ;

..............page:244-246

Rapid Determination of Ortho-phenylphenol in Wooden Toys by GC-MS
chai ming qing ;, hong deng ;, jiang shi lei ;, lou qiao ling ;, lou sai li ;, xu fei fei ;

..............page:247-251

Early Warning and Monitoring of High Voltage Substation Accidents and Development of New Hydrogen Fluoride Gas On-line Monitoring Instrument
li li ;, tang nian ;, wang yu ;, zhou yong yan ;

..............page:252-255