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, -20°C
3,4-二羟基-5-硝基苯甲醛,98.0%(GC)
N-(2-氰乙基)甘氨酸, ≥98.0%
氯化钾电导率标准溶液,0.147 mS/cm
辛二腈,98%+
5-甲氧基水杨酸甲酯, ≥98.0%
D-THREO-CHLORAMPHENICOL-(DICHLOROACETYL- 1-14C)
N,N'-双(3,5-二叔丁基亚水杨基)-1,1,2,2-四甲基乙二胺,98.0%(LC&N)
Allyl N-(2-aminoethyl)carbamate, 97%
BIS-(4-FLUORPHENYL)-METHAN 99%
邻苯二胺,99%