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24-24MM PHENOL RESIN CONNECTOR, PK6
Photoheptachlor,1ng/ul 标准品
Organomation 氮吹仪FEP涂层配套针(4in x 19ga,50支)
26种元素ICP-MS混标,溶于5% HNO3 (GBT 5750-6)
LiChroCART 30-3,Purospher STAR SI 5μm定制柱
100ml PP窄口瓶
OVERTURNABLE STOPPERS, SYLICON RUBBER, ? 15 mm
s-Butylboronic Acid
ZR-CARBONC18 3UM 1CMX2.1MM SUPELGUARD&
MAGNETIC STIRRING BARS, PTFE, OVAL, FOR ROUND BOTTOM FLASKS, O.D.20 MM, LENGTH 70 MM