1

Synthesis and identification of artificial antigens of dienestrol

107

HUANG Li-Jun,DU Shu-Lian,LI Li-Gong, et al

2

Effect of different inhibitory methods on the antimicrobial activity of preservative

112

ZENG Wei-Cai,TAN Min, ZHANG Jia-Qi

3

Dry and wet digestion determination of Aluminum content in laver

118

CHEN Chang,SONG Ying-Hua, GAO Xiao-Qiang

4

Determination of L-hydroxyproline in Gelatin by colorimetry mehod

124

ZHANG Xiao,LIU –Jie, CHEN Cui-Lan

5

Preparation of enzyme reagent for identification of pesticide residues

128

LIU Hui,HUA Tie-Guo,LI Zhen-Feng, et al

6

Strategy of study on relation between microstructure and crystal growth of konjac glucomannan

135

ZENG Yuan, PENG Shu-Hui