Milliequivalents and Milligrams of Electrolytes
To Convert Milligrams to Milliequivalents: Divide milligrams by atomic weight and then multiply by the valence.

To Convert Specific Weight of Sodium to Sodium Chloride: Multiply by 2.54.
To Convert Specific Weight of Sodium Chloride to Sodium: Multiply by 0.393.
| Milligrams | Sodium in Milliequivalents (mEq) | Grams of Sodium Chloride |
| 500 | 21.8 | 1.3 |
| 1000 | 43.5 | 2.5 |
| 1500 | 75.3 | 3.8 |
| 2000 | 87.0 | 5.0 |
Modified from Merck Manual, Ready Reference Guide. Accessed 22 March 2011 from http://www.merckmanuals.com/professional/print/appendixes/ap1/ap1a.html; Nelson JK et al: Mayo Clinic diet manual, ed 7, St Louis, 1994, Mosby.