Thermo Scientific™ Nalgene® Micro Vial Closure Polypropylene Copolymer (PPCO) Screw Cap Clear 11 mm For Micro Packaging Vial Sterile

Permanently attached, color-coded inserts are free of toxic heavy metals

Inserts do not come in contact with vial contents

Threaded, screw closure are sterile to 10-6 SAL, RNase/DNase Free, Non-cytotoxic, non-pyrogenic and leakproof when used with Nalgene Micro Packaging Vials