Empty SPE columns CHROMABOND®, 30 ml, polypropylene, 10 unit(s)Empty SPE columns CHROMABOND, 30 ml, polypropylene, with 1x adaptor for 1,3,6 ml CHROMABOND SPE PP columns Material: PP. Further attractive products to complete your chromatography laboratory can be found on our Chromatographypage! Delivery incl. 1 adaptor. Technical Information Version 30 ml with adaptor for 1, 3, 6 ml CHROMABOND SPE PP columns Column volume 30 ml Material PP Items supplied 1 adaptor for 1,3,6 ml CHROMABOND SPE PP columns. PDF