| 2.67923E-6 | libra (troy) |
| 2.20462E-6 | libra |
| 0.001 | gramo |
| 1.0E-6 | kilogramo |
| 1 | microgramo |
| 1000 | microgramme |
| 3.21507E-5 | onza (troy) |
| 1.0E-9 | tonelada |
| 3.5274E-5 | onza |
| 6.8073E-8 | arroba |
| 6.66667E-5 | thai |
| 0.005 | quilate (internacional) |
| 0.005 | quilate (métrico) |
| 0.00385809 | quilate (británico) |
| 7.14286E-9 | carga (mexicana) |
| 8.0E-9 | carga (colombiana) |
| 6.21118E-9 | carga (costarricense) |
| 2.0E-6 | catty (china) |
| 1.66667E-6 | catty (Japón, Tailandia) |
| 2.20462E-8 | cental |
| 0.1 | centigramo |
| 2.0E-8 | quintal (Alemania) |
| 2.0E-8 | quintal (Dinamarca) |
| 2.0E-6 | chin (China) |
| 0.000266667 | chin (Camboya) |
| 0.00026455 | chin (Hong Kong) |
| 3.14961E-7 | clove |
| 0.000909091 | denaro (Italia) |
| 0.000784314 | denier (Francia) |
| 0.000263158 | dracma |
| 0.000564383 | dram |
| 1.09777E+24 | electrón masa |
| 1.0E-21 | exagramo |
| 1000000000000 | femtogramo |
| 1.0E-12 | gigagramo |
| 1.0E-18 | gigatonelada |
| 0.0154324 | grano |
| 0.00121951 | grano (Alemania) |
| 0.0203874 | grano (Italia) |
| 0.02 | grano (España) |
| 0.000261506 | gros (Francia) |
| 1.01972E-7 | hyl |