美国PE Scott 雾室的较大 O 型圈 WE013060
Viton O-Ring 9/16 x 1/8w
商家询价 上海希言科学仪器有限公司
Acclaim PA2 5um 分析柱 (4.6 x 150mm)
Polypropylene Sample Cups 1.2mL Pkg 2000
0.19 mm ID Orange/Red Flared PVC Pkg. 12
PTFE Tubing .031 X .016 Per 1FT/0.3M
250x4.6mm 5um Hypersil GOLD
TUV DETECTOR PERFORMANCE MAINTENANCE KIT [WAS081142]
Multi-Element Internal Standard 125 mL
Oil Std. Yttrium Conc.1000 μg/g 50 g
Ag 柱1CC, 48只/袋