The method for the determination of 4,6-dinitro-cresol(DNOC) in fruits has been established with GC-MS.

利用气质联用(GC-MS)技术建立了水果中4,6-二硝邻甲酚(DNOC)定方法。

Fig. 4 Flow chart of pentosan analysis – Orcinol spectrophotometric method.

聚戊醣分法程圖—間苯二甲酚光度法。

Fig. 4 Flow chart of pentosan analysis - Orcinol spectrophotometric method.

聚戊醣分法程图—间苯二甲酚光度法.

BMI resin systems modified by allyl methylphenol ether,allyl methylphenol, allyl methol phenol and diallyl bisphenol A, respectly have been studied.

对以烯丙甲酚醚、烯丙甲酚、烯丙甲酚和二烯丙双酚A改性BMI所得树脂体系进行了研究。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采用百里酚蓝-甲酚红、溴甲酚绿-甲红混和指示试效果较差。

Objective: To compare the clinical effects of calcium hydroxide iodoform (CHI) slurry and traditional intracanal medication such as formocresol (FC), camphophenic (CP).

比较氢氧化钙碘仿(CHI)糊与传统根管消毒甲醛甲酚(FC)、樟脑酚(CP)临床效果。

A series of reversible thermochromic paints were prepared using different kinds of inorganic compounds as filler,cresol red as chromophoric reagent and boric acid as delomorphic reagent.

以甲酚红为发色,硼酸为显色,选择不同无机填料,制备出系列可逆热致变色颜料。