Whirl-Pak® Sampling Bags are heavy-duty polyethylene bags that are perfect for all types of water, soil or other biological collecting projects. Provided in two convenient sizes.
Heavy-duty polyethylene bags are perfect for all types of water, soil or other biological collecting projects. The bags have: • Sterilization—ISO sterile certification. • Leakproof closure—by whirling or tightly folding the tab over three times it becomes leakproof. • Special write-on surface—for easy identification and labeling. • Puncture-proof tabs—for safety and ease of use.