Measurement of nitrate nitrogen in water
Nitrate in water (Nitrate) is under aerobic conditions, nitrite nitrogen, ammonia nitrogen and other forms of nitrogen compounds in the most stable nitrogen com
3,200+ step-by-step lab protocols and SOPs for cell culture, staining, PCR, protein work and microbiology, with reagents, conditions and evaluation criteria.
Nitrate in water (Nitrate) is under aerobic conditions, nitrite nitrogen, ammonia nitrogen and other forms of nitrogen compounds in the most stable nitrogen com
Permanganate value (Permanganate value) is the amount of potassium permanganate consumed in treating water samples in acidic or alkaline media with potassium pe
Chemical oxygen demand (Chemical oxygen demand, referred to as COD), refers to the amount of oxidant consumed when treating water samples with potassium dichrom
Biochemical oxygen demand (Biochemical oxygen demand, referred to as BOD) refers to the conditions in the presence of oxygen, microbial decomposition of organic
Total suspended particulate (TSP) is particulate matter suspended in the air with an aerodynamic equivalent diameter of ≤100 μm. It originates from solid or l
This experiment is mainly used to determine dissolved oxygen in water.
The soil sample is digested and the solution is introduced into the atomizer, the metal atoms formed absorb the characteristic electromagnetic radiation, and th
A water sample or an ablated water sample is drawn directly into a flame, and the atomic vapors formed in the flame absorb the characteristic electromagnetic ra
Nitric oxides (Nitric oxides) in the air are NO, NO2, N2O, N2O3, N2O4, N2O5, etc., of which NO and NO2 are the main forms. Nitrogen oxides are generally generat