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Figure 4 | Chemistry Central Journal

Figure 4

From: Use of response surface methodology for development of new microwell-based spectrophotometric method for determination of atrovastatin calcium in tablets

Figure 4

Response-surface graphs representing the effect of DDQ, time and temperature on the responses: (a) Relative effect of DDQ and Time on atorvastatin absorbance at constant temperature (b) Relative effect of temperature and DDQ on atorvastatin absorbance, while keeping time constant (c) Relative effect of temperature and time on absorbance of atorvastatin, while keeping concentration of DDQ constant.

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BMC Chemistry

ISSN: 2661-801X

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