弹簧密封,高压密封
供应液相色谱用高压密封件,弹簧蓄能密封圈
商家询价 大连艾帝格贸易有限公司
Oil Std. Arsenic Conc.1000 μg/g 50 g
商家询价 上海希言科学仪器有限公司
DB-5 柱,60 m,0.32 mm,1.00 m,7 英寸柱架
Split Siltek Universal Liner 4mm - 5 pk
SS 1/8" Column 6 FT
装柱器(用于Tricorn型柱)TRICORN PACKING EQUIPMENT 10/100
商家询价 Cytiva(思拓凡)
Quality Control Std 21 Elements 125 mL
Alternate Metals II 125 mL
Quartz Hangdown Wire Kit Qty. 5
Indicating Oxygen Trap 1/8" Fittings