| 2.0E-30 | livre (troy) |
| 2.0E-30 | livre |
| 9.11E-28 | gramme |
| 1.0E-30 | kilogramme |
| 9.10938E-25 | milligramme |
| 9.10937628E-22 | microgramme |
| 2.9E-29 | once (troy) |
| 0 | tonne |
| 3.2E-29 | once |
| 0 | arrobe (Portugal) |
| 6.1E-29 | thai (Thaïlande) |
| 4.555E-27 | carat (international) |
| 4.555E-27 | carat (métrique) |
| 3.514E-27 | carat (anglo-saxon) |
| 0 | carga (mexicaine) |
| 0 | carga (colombienne) |
| 0 | carga (du Costa Rica) |
| 2.0E-30 | catty (Chine) |
| 2.0E-30 | catty (Japon, Thaïlande) |
| 0 | quintal |
| 9.1094E-26 | centigramme |
| 0 | quintal (Allemagne) |
| 0 | quintal (Danemark) |
| 2.0E-30 | chin (Chine) |
| 2.43E-28 | chin (Cambodge) |
| 2.41E-28 | chin (Hong Kong) |
| 0 | clove |
| 8.28E-28 | denaro (Italie) |
| 7.14E-28 | denier (France) |
| 2.4E-28 | drachme |
| 5.14E-28 | dram |
| 1 | masse électron |
| 0 | exagramme |
| 9.109376281006E-13 | femtogramme |
| 0 | gigagramme |
| 0 | gigatonne |
| 1.4058E-26 | grain |
| 1.111E-27 | gran (Allemagne) |
| 1.8572E-26 | grano (Italie) |
| 1.8219E-26 | grano (Espagne) |
| 2.38E-28 | gros (France) |
| 0 | hyl |