Optical DO Measurement Certified by NJDEP
The Meadowlands Research & Restoration Institute (MRRI) has officially received New Jersey Department of Environmental Protection (NJDEP) certification for dissolved oxygen (DO) measurement using the luminescence-based method SM 4500-O H-21, marking an important milestone in the laboratory’s quality assurance and regulatory compliance efforts. Following a comprehensive on-site audit conducted in October 2025, the NJDEP Office … Read more