Sterile Lock-N-Seal™ Water Sampling Vials

One Handed Opening and Closing

Economical, user friendly and easy-to-fill vials.
Specifications: Constructed of durable, high-clarity polypropylene to prevent breakage and facilitate in-vial colorimetric and UV testing. Arrow locking device ensures sterility before use and Lock-N-Seal security latch prevents opening during transport. Includes sample identification labels. Available with or without a Chain of Custody tie. Also available with or without a sodium thiosulfate pill. Made in the USA.