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
PVDF针式滤器,0.2 um,13 mm
CD-BASEWAX气相毛细管色谱柱
PE废液软管,雾化室下
9-乙基-3-9H-咔唑硼酸频哪醇酯
防溅管密封圈(消化管密封圈)
MEAS. VESSEL 10ML FOR 695
3-Phenoxy-13C6 benzoic acid (Permethrin metabolite)
Wide-mouth bottle, PE-LD, with screw connector and eye for lead-sealing, 250 ml
4-甲基二苯基胺
O型圈,7.6 mm 内径, 厚1.8 mm*白色