Rheoliad 4(9) a pharagraff 3 o Ran 1 o Atodlen 3
ATODLEN 5Manylion o anionau, cationau, cyfansoddion sydd heb eu hïoneiddio ac elfennau hybrin
| Anionau | Uned fesur |
|---|---|
| Borad BO3- | mg/1 |
| Carbonad CO32- | mg/1 |
| Clorid Cl- | mg/1 |
| Fflworid F- | mg/l |
| Hydrogen Carbonad HCO3- | mg/1 |
| Nitrad NO3- | mg/1 |
| Nitrid NO2- | mg/1 |
| Ffosffad PO43- | mg/1 |
| Silicad SiO2 | mg/1 |
| Sylffad SO42- | mg/1 |
| Sylffid S2- | mg/1 |
| Cationau | Uned fesur |
| Alwminiwm A1 | mg/1 |
| Amoniwm NH4+ | mg/1 |
| Calsiwm Ca | mg/1 |
| Magnesiwm Mg | mg/1 |
| Potasiwm K | mg/l |
| Sodiwm Na | mg/1 |
| Cyfansoddion sydd heb eu hïoneiddio | Uned fesur |
| Cyfanswm carbon organig C | mg/1 |
| Carbon deuocsid rhydd CO2 | mg/1 |
| Silica SiO2 | mg/1 |
| Elfennau hybrin | Uned fesur |
| Bariwm Ba | μg/l |
| Bromin (cyfanswm) Br | μg/l |
| Cobalt Co | μg/l |
| Copr Cu | μg/l |
| Iodin (cyfanswm) I | μg/l |
| Haearn Fe | μg/l |
| Lithiwm Li | μg/l |
| Manganis Mn | μg/l |
| Molybdenwm Mo | μg/l |
| Strontiwm Sr | μg/l |
| Zinc Zn | μg/1 |