SPC · tools and guides
Peptide calculation tools & guides
Choose a tool for concentration, syringe units or mg-to-mcg conversion. Each uses values you supply, with the arithmetic explained.
Peptide calculator
Enter vial amount, diluent, requested dose and syringe capacity. See concentration, required volume and U-100 units.
Concentration calculator
Calculate mg/mL and mcg/mL from mass and liquid volume. Compare how changing diluent changes concentration.
U-100 syringe units calculator
Convert mL to U-100 units and back, with a capacity check.
mg ↔ mcg calculator
Convert mass in either direction. No account needed.
Understand the result
- Reconstitution math: vial, diluent, concentration and volume
- Read U-100 units and syringe capacities
- The difference between mg and mcg
- Calculator and account questions
Keep using your calculations
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