配方类型:

DRUGS

配方说明:

Benzoyl Peroxide Acne Preparations (Solvent-Free)

配方组成:

Benzoyl Peroxide/5.00
Sodium Chloride/-
Aged (seven weeks @ 40 C)
pH/6.6
Brookfield Visc., RVT, 20 rpm, cP/25,000
B: Deionized Water/80.00
Brookfield Yield Value/2,030
C: Sodium Hydroxide (18% sol'n.)/0.75
"Carbopol" 940/0.50
pH/6.6
A: Deionized Water/13.50
Brookfield Visc., RVT, 20 rpm, cP/29,500
Brookfield Yield Value/1,480

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.