Hypersil GOLD 50x4.6mm 5um 色谱柱
商家询价 上海希言科学仪器有限公司
美国PE Scott 雾室的较大 O 型圈 WE013060
Viton O-Ring 9/16 x 1/8w
Calcium 1 000 μg/mL 2% HNO3 Pure 125 mL
GC Injector Adapter Cap Assembly
Peco/MPLC Holder 3 cm
ProPac SAX-10 分析柱 (4 x 250 mm)
Lumina Hollow Cathode 2" Lamp - Cu
Neodymium 1 000 μg/mL 2% HN03 Pure 500mL
Quartz Torch 1-Slot Avio
Multi-Element Solution 2 125 mL