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1-(3-氮杂环)吡咯烷盐酸盐
二(五甲基环戊二烯基)二氯化铪(IV)
防酸碱眼罩
CAPCELL PAK C18 ACR (S-5) 4.6X150*
喹啉-8-甲醛
DL-酪氨酸
2-羟基-3-萘甲酸
PREC.LOW.TEMP.LAB.THERMOMETERS,YELLOW ENAMELLED,DIFFICO GRAD.ORGANIC LIQUIDS -50+50|C, DIA.6-7 MM
纳米碳化硅
STRAIGHT HIGH VACUUM VALVE, "WITAFLO" DURAN, VALVE PLUG MADE OF PTFE 15 MM, SIDE ARMS D.20 MM, LE