Desoxycorticosterone Acetate
» Desoxycorticosterone Acetate contains not less than 97.0 percent and not more than 103.0 percent of C23H32O4, calculated on the dried basis.
Packaging and storage
Preserve in well-closed, light-resistant containers. Store at 25
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Identification
B: Ultraviolet Absorption
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Solution:
10 µg per mL.
Medium:
alcohol.
Absorptivities at 240 nm, calculated on the dried basis, do not differ by more than 3.0%.
Loss on drying
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Assay
Standard preparation
Prepare as directed for Standard Preparation under Assay for Steroids
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Assay preparation
Accurately weigh about 100 mg of Desoxycorticosterone Acetate, dissolve in sufficient alcohol to make 200.0 mL, and mix. Pipet 5 mL of this solution into a 250-mL volumetric flask, add alcohol to volume, and mix. Pipet 20 mL of the resulting solution into a glass-stoppered, 50-mL conical flask.
Procedure
Proceed as directed for Procedure under Assay for Steroids
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Auxiliary Information
Please check for your question in the FAQs before contacting USP.
USP32NF27 Page 2081
Pharmacopeial Forum: Volume No. 29(5) Page 1456
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