Unit Converter: Mass
Conversion table
| # | Unit | SI Base Unit (kg) |
|---|---|---|
| 1 | Micrograms (μg) | 0.000000001 1 μg = 0.000000001 kg |
| 2 | Milligrams (mg) | 0.000001 1 mg = 0.000001 kg |
| 3 | Grain (gr) | 0.00006479891 1 gr = 0.00006479891 kg |
| 4 | Carat (CD) | 0.0002 1 CD = 0.0002 kg |
| 5 | Grams (gram) | 0.001 1 gram = 0.001 kg |
| 6 | Ounces (oz) | 0.028349523125 1 oz = 0.028349523125 kg |
| 7 | Troy ounce (oz t) | 0.0311034768 1 oz t = 0.0311034768 kg |
| 8 | Pounds (lb) | 0.45359237 1 lb = 0.45359237 kg |
| 9 | Kilograms (kg) | 1 1 kg = 1 kg |
| 10 | Stones (stone) | 6.35029318 1 stone = 6.35029318 kg |
| 11 | Tons (ton) | 907.18474 1 ton = 907.18474 kg |
| 12 | Metric tons (t) | 1 000 1 t = 1 000 kg |
| 13 | Long ton (long tn) | 1 016.0469088 1 long tn = 1 016.0469088 kg |
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST Guide to the SI (SP 811), Appendix B.9: Factors for units listed by kind of quantity or field of science
- Circular of the Bureau of Standards No. 43: The Metric Carat (1st edition, issued November 1, 1913)
