- Closing tab has one round and one flat wire to ensure that bag is closed securely
- Fold tab over tightly 4 to 5 times when closing
- Volume measurements are approximate
- White, write-on strip makes sample identification easier and more convenient
- Use an ordinary ballpoint pen, pencil, or felt-tip marker to write on white strip
- Paper-like finish eliminates ink smearing and provides surface that will accept a variety of writing instruments
- Sterilized
Note
Should not be used at temperatures above 82°C. Bags can be frozen to any temperature, even liquid nitrogen - careful handling required after freezing.
