sample_id site lat lon num_replicate_bottles initial_pH initial_pH_stdev Alk Alk_stdev Sulfate Sulfate_stdev DIC DIC_stdev DOC DOC_stdev BW1 SP2 37.344 -75.798 3 8.00 0.04 2.191 0.021 22.73 0.40 2.06 0.02 167.27 6.96 BW2 SP3 37.344 -75.798 3 7.99 0.01 2.180 0.007 21.64 0.19 2.08 0.02 151.68 0.56 BW3 SB2 37.266 -75.835 3 7.93 0.03 2.136 0.016 20.80 0.31 2.05 0.02 119.67 2.33 BW4 SB2 37.266 -75.835 3 7.87 0.02 2.173 0.004 20.40 0.01 2.09 0.02 180.09 0.85