Whirl-Pak Sterile Filter Bags

Whirl-Pak® Sterile Filter Bags provide a secure, contaminant free flexible container that ensures clean pipetting for dependable results. The 330 micron filter layer contains solid particles to one side of the bag preventing pipette blockage for a clean sample and even plate distribution.

Key Features

• Bag has a finely perforated middle layer of polyethylene, 1,840 holes per square inch, and each old has a diameter of .33 mm
• Designed for use in laboratory homogenizer blenders, to separate liquids from solids during the blending process
• After the sample has been blended, a pipet can be used to remove the liquid for testing
• Bag can easily be reclosed and retained for future use
• With write-on strip – label with an ordinary ballpoint pen, pencil, or marker
• Capacity is measured when the bag is closed and tab is folded over three (3) times. Volume and dimensions are approximate.
• Bags should not be used at temperatures above 180°F (82°C)