>  Term: health advisory level (HAL)
health advisory level (HAL)

In the USA, non-regulatory health-based reference level of chemical traces (usually in ppm, i.e., mg L-1) in drinking water at which there are no adverse health risks when ingested over various periods of time.

Note: Such levels are established for one day, 10 days, long-term and life-time exposure periods. They allow for a wide margin of safety.

0 0

작성자

  • Walter Lane
  •  (Gold) 1356 포인트
  • 100% positive feedback
© 2024 CSOFT International, Ltd.