1,2-Diphenylhydrazine (P)

For 1,2-Diphenylhydrazine (P), cas registry number is 122667; water + organism criterion (µg/l) is 0.03; organism only criterion (µg/l) is 0.2, verified against its source on 2026-08-17.

Pollutant name: 1,2-Diphenylhydrazine (P) verified
CAS Registry Number: 122667 verified
Water + Organism criterion (µg/L): 0.03 verified
Organism Only criterion (µg/L): 0.2 verified

Sourceepa.gov

Verified2026-08-17

Review by2028-08-16

DatasetEPA national recommended water quality criteria for human health: pollutant concentration thresholds

What the source says

1,2-Diphenylhydrazine (P) | 122667 | 0.03 | 0.2 | 2015

— epa.gov, retrieved 2026-08-17

Source

epa.govhttps://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table

Last verified against source: 2026-08-17. Due for re-check by 2028-08-16. This page as Markdown · OKF bundle · full dataset as JSON.