4500-NO3− A. Introduction Bibliography
4500-NO3− B. Ultraviolet Spectrophotometric Screening Method Bibliography
4500-NO3− C. Second-Derivative Ultraviolet Spectrophotometric Method References
4500-NO3− C. Second-Derivative Ultraviolet Spectrophotometric Method Bibliography
4500-NO3− D. Nitrate Electrode Method Bibliography
4500-NO3− E. Cadmium Reduction Method References
4500-NO3− E. Cadmium Reduction Method Bibliography
4500-NO3− F. Automated Cadmium Reduction Method Bibliography
4500-NO3− H. Automated Hydrazine Reduction Method References
4500-NO3− J. Enzymatic Reduction Manual Method References
4500-NO3− J. Enzymatic Reduction Manual Method Bibliography