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What is the diffeence between assay and uniformity of content

Answer Posted / suresh darling

assay means the total amount of API present in that tablet.
as per usp 97 to 103, as per IP 95 TO 100.

formula: area of sapmle/area of standard* wt of sample/x *
y/ wt of stanadrd * purity/100 * a.wt/l.c *100.


uniformity of content means in that we have taken 10
samples at a time we check the API in that sample wether it
is uniform or not.

formula: area of sapmle/area of standard* wt of sample/x *
y/ wt of stanadrd * l.c/100.

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