Random triples
| Subject | Object |
|---|---|
| gptkb:International_Standards_for_Drinking_Water | 50 mg/L for nitrate |
| gptkb:International_Standards_for_Drinking_Water | 1.5 mg/L for fluoride |
| gptkb:International_Standards_for_Drinking_Water | 0.01 mg/L for lead |
| gptkb:International_Standards_for_Drinking_Water | 0.01 mg/L for arsenic |