The disposable Westergren ESR pipettes ES310 are made of high quality PS material. A fibrous plug is positioned at the zero mark, prevents hazardous substance escaping from the pipette top. A self-sealing stopper is fixed outside the pipettes.

· Supplied with stopper in BLUE color

· High accuracy, ready to use

· Suitable for blood collection tubes of ф12 and ф13

Features: Made of PS material 

               Total length: 230mm

               Graduated from 0 to 170mm at every 1mm

Packaging: 200pcs/box, 2000pcs/carton