| #P001 | chemical | health | guideline | Antimony | drinking water | MAC | 0.006 mg/L | Proposed risk managed approach to reaffirm the MAC for antimony in drinking water | | high |
| #P002 | chemical | health | guideline | Antimony | drinking water | MAC | 6 µg/L | Proposed risk managed approach to reaffirm the MAC for antimony in drinking water | | high |
| #P003 | chemical | health | guideline | Antimony (Health-Based Value) | drinking water | unknown | 0.003 mg/L | Derivation of the HBV is based on a form of antimony that is more soluble (and thus more bioavailable) than those forms occurring in drinking water | | high |
| #P004 | chemical | health | guideline | Antimony (Health-Based Value) | drinking water | unknown | 3 ug/L | Derivation of the HBV is based on a form of antimony that is more soluble (and thus more bioavailable) than those forms occurring in drinking water | | high |