- Polypropylene
- Leakproof silicone gasket in closure
- Externally threaded vial
- Printed fill line, graduations and white marking area
For use in mechanical and vapor-phase freezers. Leakproof to 8000 x g in centrifuge. Includes Certificate of Quality which assures that vials are non-cytotoxic, radiation sterilized, non-pyrogenic, pass USP Class VI and FDA specifications and meet Nalge quality standards. Pressure tested to 15 psi. Dimensions: 1.0 mL vial measures 12 mm o.d. x 38 mm; 1.5 mL vial measures 12 mm o.d. x 48 mm.