| 520 mg * | 0.001 g | = 0.52 g | 
| 1 mg | 
| Natuurkundige eenheid | Massa | 
|---|---|
| Microgram | 520000.0 µg | 
| Milligram | 520.0 mg | 
| Gram | 0.52 g | 
| Ons | 0.0183424602 oz | 
| Pond | 0.0011464038 lbs | 
| Kilogram | 0.00052 kg | 
| Stone | 8.1886e-05 st | 
| Short ton | 5.732e-07 ton | 
| Ton | 5.2e-07 t | 
| Long ton | 5.118e-07 Long tons | 
