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WHIRL-PAK, 24 oz Capacity, 9 in Lg, Sampling Bag - 407L44|B01020 - Grainger
Whirl-Pak® Sterile Sampling Bags
Nasco Whirl-Pak B00992WA Sample Bag, 180mm L x 95mm W, 0.076mm Thickness, 207ml Capacity (Box of 500): Science Lab Sample Bags: Amazon.com: Industrial & Scientific
B01065(RT)WA Nasco Whirl-Pak Write - On Bag, Polyethylene, 4.5" W X 9" L, Clear, 0.06 mm Thickness (Box of 500) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer,
Whirl-Pak® Products | Nelson-Jameson Learning Center