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