| 1.339615 | libra (troy) |
| 1.10231 | libra |
| 500 | gramo |
| 0.5 | kilogramo |
| 500000 | microgramo |
| 500000000 | microgramme |
| 16.07535 | onza (troy) |
| 0.0005 | tonelada |
| 17.637 | onza |
| 0.0340365 | arroba |
| 33.33335 | thai |
| 2500 | quilate (internacional) |
| 2500 | quilate (métrico) |
| 1929.045 | quilate (británico) |
| 0.00357143 | carga (mexicana) |
| 0.004 | carga (colombiana) |
| 0.00310559 | carga (costarricense) |
| 1 | catty (china) |
| 0.833335 | catty (Japón, Tailandia) |
| 0.0110231 | cental |
| 50000 | centigramo |
| 0.01 | quintal (Alemania) |
| 0.01 | quintal (Dinamarca) |
| 1 | chin (China) |
| 133.3335 | chin (Camboya) |
| 132.275 | chin (Hong Kong) |
| 0.1574805 | clove |
| 454.5455 | denaro (Italia) |
| 392.157 | denier (Francia) |
| 131.579 | dracma |
| 282.1915 | dram |
| 5.48885E+29 | electrón masa |
| 5.0E-16 | exagramo |
| 5.0E+17 | femtogramo |
| 5.0E-7 | gigagramo |
| 5.0E-13 | gigatonelada |
| 7716.2 | grano |
| 609.755 | grano (Alemania) |
| 10193.7 | grano (Italia) |
| 10000 | grano (España) |
| 130.753 | gros (Francia) |
| 0.050986 | hyl |