THE CARBON DIOXIDE PROJECT, SCRIPPS INSTITUTION OF OCEANOGRAPHY       
Certified Reference Material, Batch 4 (Natural Sea Water)              
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TABLE  2D
SUMMARY OF ALKALINITY DATA

  ANAL  TITR SAMPLE             --------------- ALK(uEQ/KG) -----------------  
  DATE  SYST BOTTLE TRIAL FLAG  INDIV    AV(G)   STDEV(G)     AV(V)   STDEV(V) 

04APR91   G   363PD   1        2247.81  
05APR91   G   463PD   1        2245.96  
05APR91   G   467PD   1        2248.20  
22APR91   G   481PD   2        2235.29  
23APR91   G   297PD   1        2240.23  
02MAY91   G     4PD   1        2240.22  
03MAY91   G     4PD   2        2227.78  
03MAY91   G   166PD   1        2239.47  2240.62 6.89(of 8)

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TITRATION SYSTEM:                                
 G = GRAVIMETRIC