Page 28 - Introduction QC
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GMP Training – Introduction to Quality Control (QC) by www.gmpsop.com

                                                                 Assay (Detergents and            Assay
                  Analytical
                                                    Assay
                 Performance        Identity      Activities            Impurities)           Dissolution
                                      Test
                                                                                               Content /
                 Parameters                                     Quantitative     Limit Test      potency


                 Precision             NO             YES            YES             NO             YES
                 Accuracy              NO             YES            YES             NO             YES

                 Limit of
                                       NO             NO             NO             YES             NO
                 Detection
                 Limit of
                                       NO             NO             YES             NO             NO
                 Quantitation
                 Specificity           NO             YES            YES            YES             YES

                 Range                 NO             YES            YES             NO              *

                 Linearity             NO             YES            YES             NO              *

                 Robustness            NO             YES            YES             NO             YES


               *  Maybe required depending on the nature of the specific test



                                TYPICAL LABORATORY DOCUMENTATION


                                              The  precision  of  an  analytical  procedure  expresses
                                              the  closeness  of  agreement  (degree  of  scatter)
                                              between  a  series  of  measurements  obtained  from
                      PRECISION               multiple sampling of the same homogeneous sample

                                              under the prescribed conditions.


                                              Precision may be considered at three levels:
                                              repeatability, intermediate precision and
                                              reproducibility.


                                              The  accuracy  of  an  analytical  procedure  expresses
                      ACCURACY                the closeness of agreement between the value which
                                              is accepted either as a conventional true value or an

                                              accepted reference value and the value found.


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