@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<https://gcmd.earthdata.nasa.gov/kms/concept/14625f2a-4186-4377-a0d9-88998bb6b775>
  skos:changeNote """2018-03-07 08:26:38.0 [tstevens] Move Concepts 
delete broader relation (null); 
add broader relation (PH [14625f2a-4186-4377-a0d9-88998bb6b775,85923] - WATER CHARACTERISTICS [f7e97dc3-1181-41b5-8b90-946eb2504110,310633]); 
""", """2018-03-07 12:29:01.0 [tstevens]  
update Definition (A measure of the alkaline or acid strength of a substance.  pH is defined as the logarithm of the reciprocal of the hydrogen ion concentration of a solution.); 
update Definition (Adapted from: Porteous, A. 1996. Dictionary of Environmental Science and Technology, Second Edition. John Wiley and Sons. p. 413.  ); 
""", """2018-03-07 13:20:03.0 [tstevens]  
update PrefLabel (pH); 
""", """2018-03-12 10:23:34.0 [tstevens]  
update Definition (A measure of the alkaline or acid strength of a substance. pH is defined as the logarithm of the reciprocal of the hydrogen ion concentration of a solution.); 
""" ;
  skos:definition "A measure of the alkaline or acid strength of a substance. pH is defined as the logarithm of the reciprocal of the hydrogen ion concentration of a solution."@en ;
  skos:prefLabel "pH"@en ;
  skos:inScheme <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/sciencekeywords> ;
  skos:broader <https://gcmd.earthdata.nasa.gov/kms/concept/f7e97dc3-1181-41b5-8b90-946eb2504110> ;
  a skos:Concept .

<https://gcmd.earthdata.nasa.gov/kms/concept/f7e97dc3-1181-41b5-8b90-946eb2504110>
  skos:prefLabel "WATER CHARACTERISTICS"@en ;
  a skos:Concept ;
  skos:narrower <https://gcmd.earthdata.nasa.gov/kms/concept/14625f2a-4186-4377-a0d9-88998bb6b775> .