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硅酮过氧化物 3止动管,0.76mm内径,总长400mm
样品注射器, 单一模式, 20μL 定量环
5%SE-30 on chromosorb WAW 80/100
SS column,6FT*1/8*2.1MM ID,5% OV-101 on Chromosorb WHP 100/1
CH4,C2H6,C2H4,C2H2,C3H8,C3H6,C3H4,C4H10
LiChroCART 250-4,LiChrospher 100 DIOL 10μm定制柱
TEST TUBE SUPPORTS, POLISHED HARDWOOD, ROPWS 2 PCS, 24 OPENINGS, 190 X 290 X 90 MM
18mm螺纹口顶空瓶用白色硅胶/红色PTFE垫
N-(2-氰基乙基)甘氨酸
Measuring beaker, PP, without lid, 30 ml