OEHHA has established strict thresholds for heavy metals, including a Maximum Allowable Dose Level (MADL) for lead of 0.5 micrograms per day (reproductive toxicity) and a No Significant Risk Level ...
IRVINE, CA, UNITED STATES, March 17, 2026 /EINPresswire.com/ — Qalitex Laboratories, an ISO 17025-accredited third-party analytical testing laboratory serving pharmaceutical developers, contract ...