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Linearity range and lower limit of determination
Melengestrol acetate , chloride, megestrol acetate and megestrol acetate concentrations in the 5 ~ 200ng / mL range of concentrations and the peak area to a good linear relation, the linear correlation coefficients greater than 0.
998
.
The minimum concentration of melengestrol acetate, chlorgestrol acetate and megestrol acetate in the milk sample determined the quantitative determination limit (LOQ, S/N>10) were all 2μg/kg
Repeatability and reproducibility
Under repeatability test conditions, the absolute difference between the two independent test results obtained does not exceed the repeatability limit (r).
If the difference exceeds the repeatability limit (r), the test results should be discarded and the two individual tests should be completed again.
Determination
.
Under the reproducibility test conditions, the absolute difference between the two independent test results obtained does not exceed the reproducibility limit (R)
Table 8-17 The content range and repeatability and reproducibility equation of three progesterone in milk
Table 8-18 The content range and repeatability and reproducibility equation of three progesterone in milk powder
Related Links: Selection of analysis conditions for melengestrol acetate, chlorgestrol acetate and megestrol acetate residues in milk and milk powder