Nasco Whirl-Pak Standard Sample Bags, Capacity: 18 oz., 532 mL, Closure Type: Closing Tab, Transparent, Dimensions: 23 x 11.5 cm, Length: 23 cm, PE (Polyethylene), Thickness: 2.5 mil, 0.064 mm, Width: 11.5 cm, Description: Plain Style, Quan
Nasco Whirl-Pak Thio-Bag PE Bags for Chlorinated Water Sampling, Capacity: 4 oz., 118 mL, Dimensions: 18 x 7.6 cm (7 x 3 in.), Thickness: 2.25 mil, 0.057 mm, Length: 18 cm, 7 in., Polyethylene, Width: 7.6 cm, 3 in., Description: Standard Wh