Water determinations. 31

Description: Determination of phenolic compounds (phenol index) by UV-absorption spectrophotometry V IS (method 4-aminoantipyrine); Determination of settleable solids in water; Determination of N-NO3; Determination of N-NO2; Determination Sulphate; Determination of phosphorus compounds (orthophosphate, polyphosphate and total phosphorus); Determination of Calcium and Magnesium; Determination of Dissolved Oxygen and BOD5; Determination of COD; Determination of Chloride; Determination of Total Fe; Determination of ammonia nitrogen in water; Determination of pH in water; and Determination of conductivity and / or Salinity Method: