Blend of low density polyethylene disposable bags seal tightly, holds solids or liquids. Combination of tape and double wire framing on top of both sides make them stay open. To get a moisture and air-tight seal,...
Mfr #: 120557 | Manufacturer: Heathrow Scientific
Heavy cardboard mailers for safe transport
Cover that opens for viewing and thumb grooves for easy slide removal
Securely holds slides with or without cover...