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二甲苯 AR(沪试)
丙酮中苯醚甲环唑
FLASK, PEAR SHAPED, 25 ML, 2 NECKS, SIDE NECK ANGLED, CENTER & SIDE NECK ST 14/23, ACC. TO DIN 123
GRADUATED BEAKERS PFA, 50 ml
密封垫 13-425 聚丙烯 L O/聚四氟乙烯 绿色
5-氨基-4,6-二羟基-2-甲基嘧啶
Talboys 实验架铝质支杆,1219mm
气相色谱柱,TG-5SilMS
150mL 透明玻璃锥形瓶
CPS HYPERSIL 5UM 300X4.6MM COLUMN