Fingerprint analysis of phenolic acid extract of Salvia miltiorrhiza by digital reference standard analyzer with one or two reference standards

Table 2 Top 10 best reference compound pairs

Reference compound pairs	Peak3 and peak9	Peak2 and peak9	Peak3 and peak8	Peak3 and peak10	Peak2 and peak8	Peak5 and peak9	Peak2 and peak10	Peak5 and peak10	Peak1 and peak9	Peak1 and peak8
t_R deviation /min	0.258	0.271	0.274	0.277	0.286	0.292	0.294	0.304	0.304	0.305
Identification rate/%	99.5	99.5	97.3	99.5	97.3	99.5	99.5	99.5	99.5	97.3
The coverage of t_R/%	64.7	71.9	43.5	70.5	50.7	45.0	77.7	50.8	82.4	61.2

ISSN: 1749-8546