 |
| |||
| parts per million | |||
| milligram/liter (parts per billion, ppb; mg/l; мг/л) | |||
| part per million, p.p.m.; milligram per litre, mg/l | |||
| миллиграмм на литр: 4 do fraz, 2 tematyki |
| Sachalin | 3 |
| Technika i technologia | 1 |
|
| |||
| parts per million | |||
| milligram/liter (parts per billion, ppb; mg/l; мг/л) | |||
| part per million, p.p.m.; milligram per litre, mg/l | |||
| миллиграмм на литр: 4 do fraz, 2 tematyki |
| Sachalin | 3 |
| Technika i technologia | 1 |