https://10bestforwomen.com/contact-us/ CHROMAtific dSPE kits are prefilled in highly recommended 2ml or 15mL centrifuge tubes depending on the extract volume. Our prefilled 2mL centrifuge tubes are designed for easy one-hand opening and closing.
Brandnew: On our customers demand we now also offer the prefilled sorbents in  https://newzpad.com/top-5-hottest-japans-cutest-mobile-apps/ 5mL centrifuge tubes with attached cap for easy one-hand use. If you use different sorbents or mixtures, we customize the kit according to your needs in a reservoir that fits the best for you.