PH (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "PH" in Catalan language version.

Last modified: 02:02:06, 11 August 2026 (UTC)

Ref.Un. Ref.Website

Global rank Catalan rank

98books.google.cat

516^th place

3^rd place

21archive.org

6^th place

15^th place

11enciclopedia.cat

633^rd place

8^th place

11chemteam.info

low place

5,797^th place

11web.archive.org

1^st place

11carlsberggroup.com

low place

11pnas.org

1,411^th place

424^th place

11doi.org

2^nd place

4^th place

11nih.gov

5^th place

7^th place

archive.org (Global: 6^th place; Catalan: 15^th place)

Lide D.R. Handbook of Chemistry and Physics (en anglès). 77th. Nova York: CRC Press, 1996-1997. ISBN 0-8493-0477-6.

books.google.cat (Global: 516^th place; Catalan: 3^rd place)

Fernández-Prini, R.; Harvey, A.H.; Palmer, D.A. Aqueous Systems at Elevated Temperatures and Pressures: Physical Chemistry in Water, Steam and Hydrothermal Solutions. Academic Press, 2004. ISBN 9780080471990.
Liptak. Instrument Engineers' Handbook. I. CRC Press, 2003, p. 1580. ISBN 9781420064025.
Zúñiga, I.; Crespo, E. Meteorología y climatología. UNED, 2010. ISBN 9788436260076.
Strasinger, S.K.; Di Lorenzo, M.S. Análisis de orina y de los líquidos corporales. 5a. Panamericana, 2010. ISBN 9789500619387.
Casal, J.; Clotet, R. Operacions unitàries de la indústria alimentària. 5a. Barcelona: Institut d'Estudis Catalans, 1995. ISBN 9788472832800.
Calaveras, J. Nuevo Tratado de Panificación y Bollería. 2a edició. Mundi-Prensa Libros, 2004. ISBN 9788484761471.
Cuniberti, N.E.; Rossi, G.H. Lesiones cervicales no cariosas. Ed. Médica Panamericana, 2009. ISBN 9789500604888.
Elmadfa, I.; Muskat, E.; Fritzsche, D. Tabla de aditivos. Los números E. HISPANO EUROPEA, 2011. ISBN 9788425519680.

carlsberggroup.com (Global: low place; Catalan: low place)

Carlsberg Group. «Sørensen Invents the pH Scale». Arxivat de l'original el 2010-01-15. [Consulta: 2 abril 2013].

chemteam.info (Global: low place; Catalan: 5,797^th place)

Sørensen, S.P.L. «Enzyme Studies II. The Measurement and Meaning of Hydrogen Ion Concentration in Enzymatic Processes» (en anglès, traducció de l'original en alemany). Biochemische Zeitschrift [Berlín], 21, 1909, p. 131-200.

doi.org (Global: 2^nd place; Catalan: 4^th place)

dx.doi.org

D. Kirk Nordstrom and Charles N. Alpers «Negative pH, efflorescent mineralogy, and consequences for environmental restoration at the Iron Mountain Superfund site, California». Proceedings of the National Academy of Sciences of the United States of America. PNAS, 96, 7, 3-1999, p. 3455–62. DOI: 10.1073/pnas.96.7.3455. PMC: 34288. PMID: 10097057.

enciclopedia.cat (Global: 633^rd place; Catalan: 8^th place)

«PH». Gran Enciclopèdia Catalana. Barcelona: Grup Enciclopèdia.

nih.gov (Global: 5^th place; Catalan: 7^th place)

ncbi.nlm.nih.gov

D. Kirk Nordstrom and Charles N. Alpers «Negative pH, efflorescent mineralogy, and consequences for environmental restoration at the Iron Mountain Superfund site, California». Proceedings of the National Academy of Sciences of the United States of America. PNAS, 96, 7, 3-1999, p. 3455–62. DOI: 10.1073/pnas.96.7.3455. PMC: 34288. PMID: 10097057.

pnas.org (Global: 1,411^th place; Catalan: 424^th place)

D. Kirk Nordstrom and Charles N. Alpers «Negative pH, efflorescent mineralogy, and consequences for environmental restoration at the Iron Mountain Superfund site, California». Proceedings of the National Academy of Sciences of the United States of America. PNAS, 96, 7, 3-1999, p. 3455–62. DOI: 10.1073/pnas.96.7.3455. PMC: 34288. PMID: 10097057.

web.archive.org (Global: 1^st place; Catalan: 1^st place)

Carlsberg Group. «Sørensen Invents the pH Scale». Arxivat de l'original el 2010-01-15. [Consulta: 2 abril 2013].

PH (Catalan Wikipedia)

archive.org (Global: 6th place; Catalan: 15th place)

books.google.cat (Global: 516th place; Catalan: 3rd place)

carlsberggroup.com (Global: low place; Catalan: low place)

chemteam.info (Global: low place; Catalan: 5,797th place)

doi.org (Global: 2nd place; Catalan: 4th place)