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
OPTI-SEAL FOR WATERS PUMP, EA
丙溴磷
方/圆试管箩
甲醇/甲苯中7种氯苯混标(适用于HJ621-2011水质氯苯类化合物的测定)
COVER GLASSES, CIRCULAR 20 MM, 20MM, THICKNESS 0,13-0,17 MM
5-溴吡啶-3-甲酸
BURETTE STOPCOCKS, STRAIGHT, ACC. TO DIN 12541 ST 12,5, BORE 1,6; DURAN GLASS, WITH PTFE-PLUGS
水中总磷(0.05mol/L硫酸)
特丁磷亚砜
丹曲洛林钠盐水合物