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Table 10 Comparison of method precisions 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

Total impurities

IP

Total impurities

Spike sample-1

0.37

0.35

Spike sample-2

0.37

0.36

Spike sample-3

0.37

0.36

Spike sampel-4

0.37

0.36

Spike sample-5

0.36

0.36

Spike sample-6

0.36

0.36

Mean

0.37

0.36

%RSD

1.41

1.14

Overall Mean

0.36

Overall %RSD

1.7

  1. MP, method precision; IP, intermediate precision