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Westergren ESR Pipette

Basic Info

Model No.: L601

Product Description

To perform test, ESR vial is prefilled with 3.8% sodium citrate diluents to simplify the process. All Sorfa ESR Pipette is packaged in bags with sterilization, RNase-free, DNase-free and Non-pyrogenic.

Usage of L601

1. Remove cap on vial which is prefilled with 0.2 ml 3.8% sodium citrate diluents, then add blood sample into vial

to reach the graduation of 0.8 ml. The ratio of blood to diluents is requested to be 4:1.

2. Covering the cap and shake vial several times to completely mix blood sample with diluent.

3. Place pipette with vial in an ESR rack which is at horizontal position. Cautiously insert ESR pipette through stopper and reach bottom of vial. Diaphragm of stopper will be pierced under pressure of insertion. Caused by negative pressure, liquid in pipette is forced into pipette and the redundant will flow to reservoir.

4. To ensure measuring accuracy, pipette is requested to contact bottom of vial and keep upright standing for one hour. Then read numerical value of erythrocyte sedimentation rate in mm on pipette.

Lot NO.






ESR Pipette




ESR anticoagulation vial 200ul 3.8% sodium citrate



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