Analisi di acque alimentari, chiare e nere. Metodi e descrizione

ALCALINITÀ (BLU DI BROMOFENOLO)
Vikashni Nand and Michael J. Ellwood - A simple colorimetric method for determining seawater alkalinity using bromophenol blue: Seawater alkalinity using bromophenol blue - Limnol. Oceanogr.: Methods 16, 2018, 401–410; © 2018 Association for the Sciences of Limnology and Oceanography.
doi: 10.1002/lom3.10253

ALCALINITÀ (METHYL ORANGE)
ISO 15923-2
EPA 310.2

AZOTO AMMONIACALE
ISO 15923-1
ISO 7150-1

AZOTO NITRICO (CADMIO)
APAT 4040
EPA 353.2

AZOTO NITRICO (IDRAZINA)
ISO 15923-1
EPA 353.1

AZOTO NITRICO (VANADIO)
Doane TA and Horwath WR. 2003. Spectrophotometric determination of nitrate with a single reagent.
Analytical Letters 36(12):2713-2722; Miranda KM, Espey MG, Wink DA. 2001. A rapid, simple spectrophotometric method for simultaneous detection of nitrate and nitrite.
Nitric Oxide-Biology and Chemistry 5(1):62-71

AZOTO NITROSO
ISO 15923-1
ISO 6777
EPA 354.1

AZOTO Totale Kijeldahl (dopo digestione)
EPA 350.1

CLORURI
ISO 15923-1

CROMO VI
ISO 15923-2

FOSFATI
ISO 15923-1

FOSFORO Totale (dopo digestione)
APAT 4060

SILICATI
ISO 15923-1

SOLFATI
ISO 15923-1

SOLFURI (H2S)
EPA 376.2

UREA
Determination of urea using p -n,n- dimethylaminobenzaldehyde: solvent effect and interference of chitosan

BORO
10-105-08-1-B
EPA 212.3

CALCIO
ISO 15923-2

MAGNESIO
ISO 15923-2

MANGANESE
ISO 15923-2

POTASSIO
Hillmann, G., Beyer, G., Z. Klin. Chem. Klin. Biochem. 5, 93 (1967) Tietz, N.W., Fundamentals of Clinical Chemistry, Saunders, Philadelphia, Sec. Edit., 876 (1976)

SODIO
Berry, M. N. et al., Clin. Chem. 34:2295 (1988). 2. Tietz, N. W. Clinical guide to Laboratory Tests, p. 384 W.B. Saunders Co., Philadelphia (1983).

ZINCO
Crystal E Säbel 1, Joseph M Neureuther, Stefan Siemann, A spectrophotometric method for the determination of zinc, copper, and cobalt ions in metalloproteins using Zincon. DOI: 10.1016/j.ab.2009.10.037