Skip to main content

Table 9 Comparison of method precision and intermediate precision results

From: A novel stability-indicating method for known and unknown impurities profiling for diltiazem hydrochloride pharmaceutical dosage form (tablets)

Name

MP

Imp-F

IP

Imp-F

MP

Unknown

Imp. (SM)

IP

Unknown

Imp. (SM)

Spike sample-1

0.31

0.29

0.02

0.02

Spike sample-2

0.31

0.30

0.02

0.02

Spike sample-3

0.31

0.30

0.02

0.02

Spike sampel-4

0.31

0.30

0.02

0.02

Spike sample-5

0.30

0.30

0.02

0.02

Spike sample-6

0.30

0.30

0.02

0.02

Mean

0.31

0.30

0.02

0.02

%RSD

1.68

1.37

0.0

0.0

Overall Mean

030

0.02

Overall %RSD

2.1

0.0

  1. MP, method precision; IP, intermediate precision; SM, single max