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
(DNOC)的测定方法。
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
(DNOC)的测定方法。
Fig. 4 Flow chart of pentosan analysis – Orcinol spectrophotometric method.
聚戊醣分析法流程圖—間苯二甲
光度法。
Fig. 4 Flow chart of pentosan analysis - Orcinol spectrophotometric method.
聚戊醣分析法流程图—间苯二甲
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
醚、烯丙
甲
、烯丙
甲
和二烯丙
双
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
蓝-甲
、溴甲
绿-甲
混和指示剂的测试效果较差。
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)糊剂与传统的根管消毒剂甲醛甲
(FC)、樟脑
(CP)的临床效果。
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

发色剂,硼酸
显色剂,选择不同的无机填料,制备出系列可逆热致变色颜料。
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