Research Tools · Bench Utility

Reconstitution &
dosing calculator.

Enter the vial, your diluent, and a target dose — Onyx returns the exact volume to draw, the mark on your syringe, and how long the vial lasts.

Live · updates as you type
Inputs— select a compound —
mg
2.0 mL
250 mcg
ResultCalculated · U-100 scale
Draw to
10units
Volume
0.10mL
Concentration
2.50mg/mL
Per unit
25mcg
Insulin syringe · 50 unitfill to 10 u
20 doses / vial
20
days per vial
at 1 dose daily · single vial

For laboratory research use only. This calculator is a volumetric aid for in-vitro reconstitution math and is not medical, veterinary, or dosing guidance. Figures assume a standard U-100 insulin syringe (100 units = 1 mL) and complete dissolution. Verify every calculation against your protocol before use.