Near-Infrared Spectroscopy as an Analytical Process Technology for the On-Line Quantification of Water Precipitation Processes during Danhong Injection

Table 1

HPLC method validation for DSS, PA, RA, and SAB.

Ingredients	Regression equations		Range (μg/mL)	RSD of repeatability	RSD of stability	Average recoveries
DSS (mg/mL)		0.9999	9.84~147.6	0.18%	0.88%	101.2%
PA (mg/mL)		0.9999	1.13~22.68	1.08%	0.38%	98.2%
RA (mg/mL)		0.9999	4.83~57.98	0.46%	0.60%	99.2%
SAB (mg/mL)		0.9999	52.80~1056	0.10%	0.17%	100.8%