Calculate the amount of 0.5% triamcinolone cream needed to prepare 100 g of 0.3% triamcinolone cream, using 0.1% triamcinolone cream as the diluent: ________.
Fill in the blank(s) with the appropriate word(s).
50 g
Use the alligation method. A total of 0.1 part of 0.5% triamcinolone cream is needed, and 0.3 part of 0.1% triamcinolone cream is needed, for a total of 0.4 part.
100 g needed ÷ 0.4 part = 250 g per part
250 g × 0.2 = 50 g of 0.5% triamcinolone cream
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