Concentration Converter
Convert between concentration units including molar, millimolar, micromolar, and more.
1 M =
1,000
Millimolar (mM)
1 M in all units
Molar (M)1
Millimolar (mM)1,000
Micromolar (uM)1,000,000
Nanomolar (nM)1.000000e+9
Picomolar (pM)1.000000e+12
Mole per liter (mol/L)1
Millimole per liter (mmol/L)1,000
Mole per cubic meter (mol/m3)1,000
Normal (N)1
Millinormal (mN)1,000
Quick Reference
1 M
= 1,000 mM
1 mM
= 1,000 uM
1 uM
= 1,000 nM
1 nM
= 1,000 pM
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
📚
Formula Source: NIST Guide to SI Units
by National Institute of Standards
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.