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
6,13-五并苯醌
STIRRER GUIDES, WITH ST-CONES, CONE ST 24/29, BORO OF TUBE 10 MM
宽口塑料大白桶
Tips, Retain CX, 30mg Custom tips 带2 筛板
四甲基溴化铵
60mL柱管(PP材质)
KEYS FOR STOPCOCKS WITH 3 GROOVES PTFE, NS 14.5 DOUBLE OBLIQUE 2.5 MM AND THREE PART RETAINING DEVICE
硫代水杨酸
不锈钢 垫片套件
(定制产品)7种元素ICP-MS混标,Se/Ge/Y/Rh/In/Lu/Bi,100mg/L溶于2% HNO3