HyperSep C18 固相萃取柱, 50mg1mL ,100/包
商家询价 上海希言科学仪器有限公司
Stainless Steel Injector Needle
ProPac WCX-10 分析柱 (4 x 250 mm)
PerkinElmer 美国PE配件耗材 O型圈套件 N0770437 O型圈
Torch O-Ring Kit 2x00/4x00/5x00/7x00 DV
Cadmium 1 μg/mL 2% HCL Pure 125 mL
Analytical C18 Column 5 μm 150 x 4.6 mm
10ml样品瓶套装,100只/盒
Calcium 1 000 μg/mL 2% HNO3 Pure 125 mL
Aluminum Pans 50 μL Pkg. 400
M1000 Oxygen Trap 1/8" Fittings