大体积 SPE 储存器

大体积 SPE 储存器, polypropylene body, for use with 6 mL polypropylene SPE tubes, volume 25 mL, pk of 30

大体积 SPE 储存器, PTFE body, for use with 6 mL polypropylene SPE tubes, volume 25 mL, pk of 3