时间:2022-09-28 20:31:23
n.
【化学】联(二)苯;二苯基 (= diphenyl)。
Study on synthesis of brominated amido - biphenyl ethers
新型卤代双硝基三苯二醚的合成研究
Structure : a compound of diphenylenthylene group biphenyl type
结构类型:二苯乙烯基联苯类增白剂。
Hexane for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化联苯分析用己烷
Ethanol for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化联苯分析用乙醇
Acetone for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化物联苯分析用丙酮
Acetonitrile for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化物联苯分析用乙腈
Diethyl ether for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化联苯分析用二乙醚
Ethyl acetate for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化联苯分析用乙基酸盐
Dichloromethane for pesticide residue and polychlorinated biphenyl analysis
杀虫剂残留物和多氯化联苯分析用二氯甲烷
Workplace air . determination of biphenyl - phenyl ether . solvent desorption gas chromatographic method
作业场所空气中联苯-苯醚的溶剂解吸气相色谱测定方法