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肉桂酸乙酯,99.0%(GC)
2-甲氧基-1,4-萘醌 98%
吨氢醇,9-羟基吨,>=97.5 %
1,3-二氯丙烯 (顺反异构体混和物),92.0%(GC)
Polysulfone resin, pellets, nominal M.W. 75000(GPC) 250GR
优级纯铜精粉
DL-苯丙氨醇,98%+
2-Chloronicotinic acid, 99% 50GR
N-(环戊基含氧羧基)琥珀酰亚胺, ≥98.0%
3-Piperidinopyridine-2-carboxylic acid, 97%