如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
WATCH GLASSES PTFE, 99 mm
Vacuum filtration apparatus acc. to Swiegot, w. fritted disc P0, w. laboratory bottle 1000 ml, seal elements and plastic hose con. funnel, cap. 1000 ml, filter disc dia. 90 mm
盐酸副玫瑰苯胺FMP(沃凯)
甲醇中15种挥发性有机物-VOC混标
水杨苷b
(S)-(+)-2-吡啶甲醇
PUNYW9825585 Norethindrone Acetate Impurity D
气相色谱柱,TG-WAXMS A 30m x 0.25mm x 0.50μm
11MM 红色 铝 螺口 密封垫
二氧六环