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