95% confidence limit of log K1 determined from data fit by ProMCC. No units, K1 has units of M-1. “nd” for “no data” used when no data available for this sample.
95% confidence limit of log K2 determined from data fit by ProMCC. No units, K2 has units of M-1. “nd” for “no data” used when no data available for this sample.
originator assigned quality code Highest confidence level = a (ie. lowest error) Poorest confidence level = c This quality code is determined by a combination of sampling and analytical factors, and is included in the reported error estimate.