載入...
Effectiveness of flushing on reducing lead and copper levels in school drinking water.
Samples from drinking water fountains in 50 schools in New Jersey were collected at specific times during a typical school day and analyzed for lead, copper, pH, alkalinity, and hardness. First-draw lead and copper levels (medians 0.010 mg/l and 0.26 mg/l, respectively) decreased significantly after...
Na minha lista:
| 主要作者: | |
|---|---|
| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
1993
|
| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1519760/ https://ncbi.nlm.nih.gov/pubmed/8404761 |
| 標簽: |
添加標簽
沒有標簽, 成為第一個標記此記錄!
|