"[CAS号]606-23-5 [规格]BR,98% [包装]5克 [到货期]2-3天"
"[CAS号]16214-27-0 [规格]BR,97% [包装]1克 [到货期]2-3天"
"[CAS号]85-85-8 [规格]AR,90% [包装]5克 [到货期]2-3天"