No Observable Acute Effect Level definition
No Observable Acute Effect Level or "(NOAEL)" means any concentration equal to or less than the critical test concentration in a single concentration (pass/fail) toxicity test, conducted pursuant to Section 22a-430-3(j)(7)(A)(i) of the RCSA, demonstrating 90% or greater survival of test organisms at the CTC.
No Observable Acute Effect Level or “NOAEL" means the highest concentration of a substance or combination of substances which does not cause acute toxicity to aquatic organisms.
No Observable Acute Effect Level or "(NOAEL)" means any concentration equal to or less than the critical test concentration in a single concentration (pass/fail) toxicity test, conducted pursuant to Section 22a-430-3(j)(7)(A)(i) of the