PTH unit converter
Convert PTH between pg/mL and pmol/L. Type in either box. The factors come from our catalog and are checked by code.
AI-verified against cited sources. Awaiting expert reviewLast reviewed 2026-10-03
1 pg/mL = 0.1061 pmol/L. Nothing you type here leaves your browser.
The conversion
- 1 pg/mL = 0.1061 pmol/LFrom pg/mL to pmol/L: divide by 9.425. Back again: multiply by 9.425.
Mass and molar units are linked by the molecular weight: 9,424.7 g/mol (Mature human PTH(1-84), residues 32-115 of UniProt P01270; average mass calculated from the sequence). Source: UniProt Consortium.
Common values
From zero to about twice the usual upper limit, plus the usual limits themselves.
| pg/mL | pmol/L |
|---|---|
| 18 | 1.9 |
| 20 | 2.1 |
| 40 | 4.2 |
| 59 | 6.3 |
| 60 | 6.4 |
| 80 | 8.5 |
| 100 | 10.6 |
Usual ranges in each unit
What labs print as the reference range, by who was tested. Sources for each range are on the PTH page.
| Who | pg/mL | pmol/L |
|---|---|---|
| 18+ | 18–59 | 1.9–6.3 |