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phaeopigments

 PI:              Walker O. Smith
 of:              University of Tennesee, Knoxville (Aug. 1998: VIMS)
 dataset:         Fluorometric chlorophyll-a & phaeopigments
 project/cruise:  AESOPS/NBP-97-8 - Ross Sea Process 4 Cruise
 ship:            Nathaniel B. Palmer

 Methodology: Please see Chapter 14 of the JGOFS protocols (1994),
 "Measurements of Chlorophyll a and Phaeopigments by Fluorometric Analysis" 

 PI-Notes on Methodology: 
              25mm GF/F filters
              Extracted volume = 7mL in 90% Acetone
              1.2M HCl = 3 drops
              ASA's 10-AU fluorometer. Blank=0. 
		Calibrated by S. Mathot & J. Seward
              (ASA: Antarctic Support Associates)

DMO Note on multiple-bottle events

 Parameter     Description                                  Units

event event number from event log sta station number from event log cast cast number from event log cast_type CTD = CTD rosette TM = trace metal rosette bot bottle number depth_n nominal depth meters Fo_to_Fa ratio of fluorometer readings, where: Fo = sample reading before acidification Fa = sample reading after acidification chl_a chlorophyll-a micrograms/liter phaeo phaeopigments micrograms/liter