| URI | 
          http://vocab.nerc.ac.uk/collection/S27/current/CS002998/ | 
        
        
          | Within Vocab | 
          BODC parameter semantic model chemical substances | 
        
        
        
          | Alternative Labels | 
          
            
              pheophytin-a
            
           | 
        
        
        
          | Definition | 
          A pigment with the same molecular structure as chlorophyll-a but without the central magnesium ion Mg2+. Phaeophytin (syn. pheophytin) plays a key role in the photosynthetic electron transport chains of plants and purple bacteria. | 
        
        
          | Date | 
          2019-06-07T18:34:01 | 
        
        
        
          
            
              | Identifier | 
              SDN:S27::CS002998 | 
            
          
            
              | Note | 
              accepted | 
            
          
        
        
          
            
              | Has Current Version | 
              2 | 
            
          
        
        
        
          | Version | 
          
            
              1
              
          
           | 
        
        
        
        
          
            
              | version | 
              2 | 
            
          
            
              | inScheme | 
              http://vocab.nerc.ac.uk/scheme/EMODNET_CHEM/current/ | 
            
          
        
        
        
        
            
            | 
              Same As
             | 
			
				
						
							
								PubChem 
							 | 
							https://chem.nlm.nih.gov/chemidplus/rn/603-17-8 | Mapping: 280176 | 
						
							
							
					
				
				
					
						
				
			
				
						
						    
							| 
						
							 | 
								OBO 
							 | 
							http://purl.obolibrary.org/obo/CHEBI_44898 | Mapping: 280183 | 
						
							
							
					
				
				
					
						
				
			
				
						
						    
							| 
						
							 | 
								ICES 
							 | 
							http://vocab.ices.dk/services/rdf/collection/PARAM/PHATA | Mapping: 386079 | 
						
							
							
					
				
				
					
						
				
			
        
            
            | 
              Broader
             | 
			
				
					
					
                S01:S016 | 
                chemical entity | 
            Mapping: 1467207 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P36:CHPHYL | 
                Chlorophyll | 
            Mapping: 1751781 | 
					
				
				
					
						
				
			
        
            
            | 
              Narrower
             | 
			
				
					
					
						
							| 
                 | P01:PHACHPXT | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit dry weight of sediment by acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 859966 | 
						
					
						
							| 
                 | P01:IC2W0078 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [dissolved plus reactive particulate <GF/F phase] | 
            Mapping: 1738724 | 
						
					
						
							| 
                 | P01:PHEOPHAB | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate 2-20um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 859910 | 
						
					
						
							| 
                 | P01:PHEOPHAD | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >0.2um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 859934 | 
						
					
						
							| 
                 | P01:PTAXHPP5 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >0.2um phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 859946 | 
						
					
						
							| 
                 | P01:PTAX4HPP | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >0.4/0.45um phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 1755140 | 
						
					
						
							| 
                 | P01:PHEOPHAA | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >20um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 859922 | 
						
					
						
							| 
                 | P01:SCHLPHPA | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >5um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1592266 | 
						
					
						
							| 
                 | P01:PHEOPH03 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/C phase] | 
            Mapping: 1420210 | 
						
					
						
							| 
                 | P01:PHEOPH02 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/C phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1365534 | 
						
					
						
							| 
                 | P01:PHEOPH01 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 859874 | 
						
					
						
							| 
                 | P01:PTAXHPP1 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 859898 | 
						
					
						
							| 
                 | P01:COPHWA09 | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, methanol extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 859886 | 
						
					
						
							| 
                 | P01:PTAXZZXX | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >unknown phase] | 
            Mapping: 859954 | 
						
					
						
							| 
                 | P01:PTAXFSXX | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >unknown phase] by filtration and fluorescence spectroscopy | 
            Mapping: 2103907 | 
						
					
						
							| 
                 | P01:SCHLPHPM | 
                Concentration of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate GF/F-5um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1592278 | 
						
					
						
							| 
                 | P01:PHADHPXT | 
                Concentration standard deviation of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit dry weight of sediment by acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 855336 | 
						
					
						
							| 
                 | P01:SDHLPHPA | 
                Concentration standard deviation of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >5um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1592300 | 
						
					
						
							| 
                 | P01:PHEOPHSD | 
                Concentration standard deviation of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1592388 | 
						
					
						
							| 
                 | P01:PTAXSDP1 | 
                Concentration standard deviation of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and high performance liquid chromatography (HPLC) | 
            Mapping: 855828 | 
						
					
						
							| 
                 | P01:SDHLPHPM | 
                Concentration standard deviation of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate GF/F-5um phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 1592314 | 
						
					
						
							| 
                 | P01:PHEOSE01 | 
                Concentration standard error of phaeophytin-a {pheophytin-a CAS 603-17-8} per unit volume of the water body [particulate >GF/F phase] by filtration, acetone extraction and fluorometry | 
            Mapping: 856562 |