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
6种阴离子混标1，Cl/C2H3O3/NO2/NO3/HCOO/CH3COO，1000mg/L溶于 H20
数字式温湿度计
VISCOMETERS CANNON FENSKE, BS 188, FOR TRANSPARENT LIQUIDS, IP 71, NR: 500, K. 8,0, RANGE cST: 16
2,3,5-三苯基氯化四氮唑
30mm 0.2um Nylon 100个/包装
SPB-5 毛细管柱
4-硝基苯甲酸乙酯
硬化无灰定量滤纸，Grade 542，150mm
L CONNECTORS PP, ? 10 mm (Nominal)
SCREWTHREAD TUBES, DURAN, FOR RD 14, 12 X 110 X 1.5 MM STRAIGHT, ACC. TO DIN 12216
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