Unlock superior total nitrogen analysis in wastewater. Discover the persulfate method's benefits: faster, safer, and more comprehensive than TKN digestion. Learn why it's the modern choice.

Streamline total nitrogen analysis with Timberline TL2800. Integrate automated persulfate digestion for fast, accurate TN results in wastewater monitoring. Explore this FIA ammonia nitrate analyzer.

Master the persulfate digestion total nitrogen protocol (APHA 4500-N-C). Get a step-by-step guide for faster, safer, & accurate nitrogen measurement in wastewater.