Pipets are non-plugged and non-sterile, with a uniform pulled tip
Calibrated to deliver to the tip
Two rings near the top indicate that the small amount remaining in the tip after free delivery has ceased must be blown out and added to the main volume delivered
Blue scale with negative graduations to increase the versatility of the pipet
Manufactured to ASTM E1380 for color coding
Bulk packed in sealed plastic bags
Manufactured from 51 expansion borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class B requirements