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. 2022 Jun 23;7(27):23061–23068. doi: 10.1021/acsomega.2c00089

Table 5. Standard Addition Recovery and Precision of Experimental Methoda.

base value (mg/g) amount added (mg/g) determined value (mg/g) recovery (%) RSD (%, n = 5)
6.83       1.9
6.83 2.73 9.51 98.0 1.3
6.83 5.37 12.25 100.9 1.5
6.83 8.17 15.38 104.7 4.1
a

Note: RSD, relative standard deviation.