Frascos de vidrio transparente de 4 ml con tapones de rosca y almohadilla de PE 10 PIEZAS, 1 dram pequeña muestra de laboratorio
High Quality:Sample vials made of chemically resistant borosilicate glass, It is suitable for samples with acidic, neutral and alkaline pH values,Durable and can be used repeatedly. Small Vials with Lids.