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化學(xué)配方數(shù)據(jù)庫(kù)
配方類型： DRUGS
配方說(shuō)明： Benzoyl Peroxide Acne Preparations (Solvent-Free)
配方組成： Benzoyl Peroxide/5.0
Sodium Chloride/1.0
Aged (seven weeks @ 40 C)
pH/4.6
Brookfield Visc., RVT, 20 rpm, cP/16,550
B: Deionized Water/70.0
Brookfield Yield Value/1,820
C: Sodium Hydroxide (18% soln.)/1.5
"Carbopol" 940/2.0
pH/4.6
A: Deionized Water/20.0
Brookfield Visc., RVT, 20 rpm, cP/17,400
Brookfield Yield Value/2,250
配制方法： Part A---Mull the ingredients together in the order listed until a smooth paste is obtained. Avoid excessive shear.
Part B---Combine with Part A and stir moderately until uniform. Allow entrapped air to escape.
Part C---Add sodium hydroxide. Stir slowly to minimize air entrapment.

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