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(1-乙氧基亚乙基)丙二腈
(3,4-二甲氧苯基)乙腈
CNW 9mm 透明螺纹口自动进样瓶(带刻度、书写、大开口)
顶空 隔垫 聚四氟乙烯/硅树脂
ASTEC C18 HPLC COLUMN 5UM 15CM X 3.0MM
Millipore 离心超滤管
DENSITY-HYDROMETERS, TYPE 20°C,WITH THERMOMETER, RANGE 1,200-1,300:0,001 G/CM3, 0+35°C:1,0°C LEN
铷(Rb)AAS标准溶液,1000mg/L溶于1% HCl
SPB-624 气相毛细管柱
thread bottle wide neck with GLS 80 thread DURAN complete, amber assembled