Cheap And Discounts Eppendorf 250PCS Microcentrifuge Tube with Graduated DNA Low Adsorption Tubes 1.5ml/2.0ml PCR Clean Grade for Laboratory Wholesale. Buy Directly From Merchant Ketone Laboratory Supplies Store Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.