Shatterproof, low-density polyethylene which is non-toxic, inert & can be frozen in liquid nitrogen.
They have a low-affinity surface and the attached bulb avoids cross-contamination.
- Length: 14.0cm
- Stem Diam: 4.7mm
- Capacity: 3.9ml
- Bulb Draw: 2.2ml
- Drops Per ml: 25