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
废水中的重金属（保存在0.5%的硝酸溶液）
盐酸吗啉胍纯度标准物质
SPHERISORB C6 5UM 10X2.1MM DROP-IN GUARDS 4/PK
CD-ACIDWAX气相毛细管色谱柱
气相色谱柱，TG-WAXMS 30m x 0.53mm x 1.50μm
COVER, MADE OF PORCELAIN, FOR MELTING CRUCIBLES, MEDIUM-HIGH FORM, GLAZED, D. 30 MM
SUCTION TUBE, WITH ST-STOPCOCK, WITH SVS-HOSE CONNECTION (0.185.001), STRAIGHT, CONE ST 14/23
SE-54 气相毛细管柱
VOCs被动采样管支撑板夹
碳化硼
