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61. In this paper , the development of chemical reagent was reviewed.

62. It is noted that the preparation and utilization condition for fuchsin-sodium sulfite can influence the stability of the reagent and the sensitivity of rapid detection for formaldehyde.

63. Relative molecular mass and viscosity of these resins correlated to amount of phenyl an ending reagent.

64. The experiment uses both antibacterial reagent chitin and flame retardation potassium fluotitanate in the wool flame retardent finishing.

65. A tubule stained to show the pink basement membrane underlying the base of the simple cuboidal epithelium. Stained with periodic acid Schiff reagent (PAS), which stains mucopolysaccharides.

66. MethodsTo select best chromatographic condition by making changes in sorbent, developing agent, color reagent.

67. According to the characteristics of copper sulphide ore, the mineral processing flow-sheet and new reagent system were investigated and adjusted.

68. The results show that increasing reaction temperature, using acetone as cosolvent or sodium dodecyl sulfate as phase-transfer reagent can accelerate the reaction.

69. Basic group substituted benzoyl guanidine, its preparing process, its use as medicine or diagnostic reagent, and medicine containing the same.

70. They are the effective collecter of cassiterite slime, which proved that the flotation reagent isomerism principle is correct again.

71. Objective To study the effect of TP reagent on detecting magnesium by an automatical analyzer.

72. METH0DS: Apply the coacervation mechanism of limulus reagent and bacteria endotoxin to judge it endotoxic limes in specimen was corresponding to the prescript.

73. Tri - n - butyl tin hydride is, a univenal organotin reagent in organic synthesis.

74. The effects of catalyst amount, reaction time, molar ratio of sec-butanol and acetic acid, and amount of deaquation reagent on the reaction were studied.

75. The conclusions were verified by means of abounding the aromatics of regenerating reagent.

76. The typical K - F reagent has disadvantage of high poisonousness and pyridine malodor.

77. Experiment was undertaken to detect NH 3 - N in sea water Nessler's reagent colorimetry.

78. The Carbonic dichloride and the Trichloromethyl carbonate are two commonly used acylating reagent to product the Iminodibenzyl carbonyl chloride.

79. The prepared method and technologic condition of tetrahydrated manganous nitrate reagent is given in laboratory.

80. Through testing,(www.Sentencedict.com) reagent ratios of coagulant and flocculate have been selected for accelerating the settlement of coal dressing wastewater and lowering thickness of overflow.

81. The activated aluminium powder had been produced by multistage-spraying and spinning atomized equipment and can continuously hydrolyze with water without any chemical reagent.

82. While sample was dissolved in aqua regia, tartaric acid as complex reagent was added in order to prevent stibium from volatilizing .

83. Periodic acid Schiff reagent(PAS) was used to determine the contents of liver and muscle glycogen. HE staining was performend to observe the changes in the liver and kidney tissue structures.

84. For the purification process for complexing of cholesterol, change of complexing reagent from Ca-C to Ca-D improved complexing selectivity and cholesterol yield.

85. The color and lustre is one of the major quality guideline of pork luncheon meat, its control is directly related to the influx amount of chromogenic reagent (nitrite) .

86. The injection quantity of reagent was about 1.5~1.6 time than the beaker test.

87. A chemical produced in comparatively small quantities and in a relatively pure state. Pharmaceutical and biological products, perfumes, photographic chemicals, and reagent chemicals are examples.

88. An experimental study is made on the effects of different reagent blanks on the determination of plumbum content in gasoline.

89. OBJECTIVE To establishment the limuliod reagent inspection method of bacterial endotoxin to test semi-finished product of salvia miltiorrhiza injection.

90. Using thymol-sodium hypobromite as chromogenic reagent, and extracting the colour formed with butanol, a spectrophotometric method for the determination of arginine in fermentation broth was studied.