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2-氯甲基-3-甲基-4-(2,2,2-三氟乙氧基)吡啶盐酸盐
STERISTOPPERS "BIOGEN", MADE OF CELLULOSE AIR-PERVIONS + BACTERIA FILTERING, F. NECK-INSIDE: 12 -
8205CN KN95 防护口罩(可防PM2.5)
改良磷酸盐缓冲液
MSA/Auer NO2检测管,10个/包;
LiChroCART 250-10,Purospher RP-18e 10μm定制柱
PUNYW9615437 Biotin Impurity 4
Blood Agar Base
Ground socket, PLASTIBRAND, PTFE,NS 60/46, grip collar and sealing rings
1,3,5-Trichlorobenzene Solution, 1000 mg/L, (RM ISO GUIDE 34)标准品