... dihydroxy benaophenonel 二羟基二苯甲酮 dihydroxy benzene 二羟基苯 dihydroxy diphenyl 二羟基联苯 ...
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邻苯二酚;焦性儿茶酚;儿茶酚;1,2-二羟基苯;1,2-苯二酚;Pyrocatechol;1,2-Dihydroxybenzene;1,2-Benzenediol;Pyrocatechin;Catechol;O-Dihydroxybenzene 邻苯二酚;儿茶酚;焦儿茶酚;二羟基苯;o-dihydr...
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二羟基苯丙氨酸 [有化] dihydroxyphenylalanine ; DOPA ; dihydric-denzyl-trotyl amino acid
二羟基苯乙酮 dihydroxyacetophenone ; resacetophenone ; DHAP
二羟基苯甲酸 dihydroxy-benzoic acid ; DHB ; DHBA ; gamma-resorcylic acid gamma
二羟基苯乙酸 DOPAC ; dihydroxyphenylacetic acid DOPAC
二羟基苯甲醛 Dihydroxy benzaldehyde ; Dihydrox
二羟基苯酸 resorcylic acid
5-二羟基苯甲酸 Dihydroxybenzoicacid ; Dihydroxybenzoic acid
4-二羟基苯甲醛 Dihydroxybenzaldehyde ; Dihydrox
4-二羟基苯甲酸 Dihydroxybenzoic acid ; Dihydrox ; Dihydroxybenzoic acidCAS No ; Dihydroxybenzoicac
本发明的主题是由相应的二羟基苯二磺酸制备二羟基苯二磺酸金 属盐、优选二羟基苯二磺酸碱金属盐的方法。
The subject matter of this invention is a method for preparing metallic dihydroxybenzenedisulfonates, preferably from alkaline metals, from corresponding dihydroxybenzenedisulfonic acids.
研究了新显色剂2 ，4 二羟基苯甲醛缩氨基硫脲（DBT ）与铜的显色反应，建立了光度法测定微量铜的新方法。
A new method for the spectrophotometric determination of trace copper with 2,4 dihydroxybenzaldehyde thiosemicarbazone(DBT) is reported in this paper.
赤芍主要挥发成分为（Z, Z）-9, 12-十八碳二烯酸，正十六碳酸和2-羟基苯甲醛。
The main volatile chemical components of RPR are(Z, Z)-9,12-octadecadienoic acid, n-hexadecanoic acid and 2-hydroxy-benzaldehyde.
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