聚乙二醇柱
应用于醇类、脂肪酸、芳烃类、香精类、溶剂、水样等的分析
商家询价 上海伦升科贸有限公司
PPS Splitless Liner 2mmx4.0x8.62 Pkg. 5
商家询价 上海希言科学仪器有限公司
样品瓶套件,螺口,预组装,棕色样品瓶,带书写签,绿色瓶盖,2mL,100/包
针头,Luer lock 接头,23/50/斜面针尖,3/包
Sapphire Injector 2.0 mm Avio
铝,1000 μg/mL,100 mL
On-line Internal Standards addition kit allows the on-line mixing of an internal standard solution using the third channel of the X Series 2 peristaltic pump to improve productivity.
商家询价 北京中科三环仪器有限责任公司
Oil Std. Yttrium Conc.1000 μg/g 50 g
Baffled Cyclonic Spray Chamber Avio
钻石刀片可更换组件,用于气相色谱切割器