Long-Term Sample Retention

18-oz. Whirl-Pak® Long-Term Sample Retention Bags

18 oz./532 ml capacity 4-1/2" W x 9" L (11.5 cm x 23 cm) 2.5 mil, .064 mm thick Barrier film Box of 500 For long-term storage (up to two years), the Whirl-Pak® Retain Bag will protect... More.

4-oz. Whirl-Pak® Long-Term Sample Retention Bags

4 oz./118 ml capacity 3" W x 7-1/4" L (7.5 cm x 18.5 cm) 2.5 mil, .064 mm thick Barrier film Box of 500 For long-term storage (up to two years), the Whirl-Pak® Retain Bag will protect... More.