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. 2022 May 12;414(16):4745–4756. doi: 10.1007/s00216-022-04098-0

Table 3.

SALT-1 relative uncertainty components of analyte mass fraction (k = 1)

ushort ulong uhom uchar uC
Phosphate 0.00% 0.00% 0.38% 0.53% 0.65%
Silicate 0.00% 0.00% 1.2% 1.1% 1.6%
Nitrate 0.00% 0.00% 0.28% 0.95% 0.99%

ushort short-term stability; ulong long-term stability; uhom homogeneity; uC combined relative standard uncertainty