TAC-LP1 超低压阴离子浓缩柱5X23MM
商家询价 上海希言科学仪器有限公司
Analytical C18 Column 5 μm 150 x 4.6 mm
Calcium 1 000 μg/mL 2% HNO3 Pure 125 mL
PE过滤器 DISS 70UM 100/包
CTFE Male Barb Fitting
10 mm Quartz Rectang Cell w Lid Pkg. 2
Marathon Filament for GC/MS
气相盖垫 BTO X-145 17MM 50个/包
M1000 Oxygen Trap 1/8" Fittings
75cSt Hydrocarbon Oil 1 Gallon