Container are HDPE. Recycling code "2" for HDPE. Lids, all sizes, are made of LLDPE. Linear Low Density Polyethylene is tough like LDPE and a bit more rigid like HDPE, thereby allowing for a tight fitting lid. Recycling code is 4.
Features:
- Designed to simplify and standardize the handling and storage of specimens.
- The containers are inert and cannot be attacked by formaldehyde or weak acids or bases.
- Will resist freezing or boiling.
- They have long shelf lives and are easily disposable.
- Sturdy enough for reuse.
- Easy to store, requires little space.