方法对46 名事故倾性成人和71 名事故倾性儿童分别以1∶1配对比较，测定体内的神经递质水平。
Method A case control study was conducted on the levels of 5 HT, 5 HIAA, DA, NE, E in blood in 46 accident prone drivers, 71 accident prone children and pair matched controls.
Objective: To found a method to detect the residual solvents of Penicillin Sodium for Injection: butanol, acetic ether and butyl acetate.
The main work is as followings: The kinetics of the synthesis of methyl acetate was measured in a batch stirred reactor with C100 cation exchange resin as catalyst.
The optimal method was took the freeze dried samples, extracted by acetone, detected by HPLC.
The results in three years indicated that the method of acetylene reduction in vivo was move fast, convenient, simple and reliable.
Baume hydrometers are ordinarily used to determine liquids of various kinds in acid- making plant, dyeing and weaving mill, sugar house, salt field, etc.
Measuring the impurities in rain was one of his concerns, and though he may not have coined the term, he was was one of the first to observe acid rain.
In this paper, the determination of tin in adherent quantity of coating on tempered tire bead wire by spectrophotometry with PF- CTMAB has been studied.
This method cannot only be applied to monitor and control the quantity of diclazuril and toltrazuril admixture products, but also to examine exclusively the quantity of toltrazuril products.
The HPLC fingerprints of flavonoids in the authentic propolis, poplar tree's gum and adulterate propolis were determined in this paper.