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
1,1,1-(三羟甲基)-乙烷, 97%
LIDS FLAT FLANGE, DN 100, WITH CENTER NECK GL 25, 2 ANGLED SIDE NECKS 15° GL 18, 1 STRAIGHT PARALLEL SIDE NECK GL 14, BOROSILICATE GLASS
12X32 STD 螺口 最大回收率 样品瓶
储液槽演示套装(3款*5个)
HYPERSIL GOLD 5UM 30X4.0MM COLUMN
ProMax 醋酸纤维素针头式滤器 25mm 0.45μm CA 100/pk
GL COL 4M X 1/4" X 4MM, 0.6%H3PO4, 15% L AC 2R-446, CHROMOSORB
气相填料 80/120 Carboteck B AW/6.6% Carbowax 20M
4.5 ml毛细管瓶
正己烷中氟胺氰菊酯