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4-甲基苯甲酸,98%+
1,2-Difluoro-4-iodobenzene, 97%
NOS Constitutive Rat Neuronal Recom
N,N,N'-三乙基乙二胺, ≥98.0%
Sulfur trioxide pyridine complex, tech. (48.8-50.3% active SO3) 25GR
Protein S Human Plasma
肠激酶 来源于猪肠
2-羟基-3-丁炔酸乙酯,95.0%(GC)
1,4-Dioxaspiro[4.5]decan-8-ol, 98% 5GR
9-芴酮, ≥98.0%