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p-Cyanobenzyl Bromide
ASTEC C18 HPLC COLUMN 5UM 25CM X 21.2MM
过硫酸钾,总氮N≤0.0005%,适用于HJ636-2012
四丁基氟化铵,三水
GAS WASHING BOTTLES, DRECHSEL, WITH SECURITY SINTERED DISC, ACC. TO DIN 12596, 100 ML, ST 29/32
TRAY, 252x252x42 mm
SUCTION TUBE, STRAIGHT, ST 24/29
氟化溶剂洗瓶,氟化高密度聚乙烯;红色氟化聚丙烯盖/杆;聚丙烯吸管,500ml容量
阳离子保护柱
4A分子筛(80-100目)