Polypropylene Vials, 20mL, with Screw Cap, 40/PAK

Vials only,2ml ,12×32mm，8-425 Clear Glass,Screw to

9mm R.A.M.™ Ribbed Cap, Yellow, Bonded PTFE/Silico

9mm R.A.M.™ Ribbed Cap, Pink, PTFE/Silicone w/Slit