单元素标准品,10 g/mL 铟,100 mL
商家询价 上海希言科学仪器有限公司
进样口衬管,超高惰性,不分流,直型,0.75 mm 内径,用于 SPME
Ergonomic Crimper Manual 20 mm
Fused Silica Tubing 5 m 0.32 mm
Organic Sample Intro Kit 2/4/5/7x00 DV
HP-INNOWax色谱柱 60 m,0.25 mm,0.25 um
3. 农药残留量测定法,有机磷类农药残留,色谱柱:DB-17MS或HP-5
有机磷类农药残留, DB-17MS或HP-5, 2010年药典,北京绿百草
商家询价 北京绿百草科技发展有限公司
Eclipse XDB 80 C18柱,4.6x250mm,5m
Detection Limit Solution ELAN 6100/9000
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