配方类型:

DRUGS

配方说明:

Cream (2% hydroquinone)

配方组成:

Cellosize QP/0.5
Cetiol LC/6.0
Disodium EDTA/0.1
Germaben II/1.0
Amphisol^T^M/3.0
C: Deionized Water (60 C)/2.0
A: Stearic Acid (triple pressed)/5.0
Citric Acid/0.2
Silicone Fluid 200/0.5
D: Deionized Water (60 C)/5.0
Hydroquinone USP/2.0
Glycerin/5.0
E: Deionized Water (60 C)/2.0
Sodium Metabisulfite/0.2
Parsol MCX/4.0
Hetester 412/6.0
Cetyl Alcohol/3.0
B: Deionized Water (85 C)/54.5

配制方法:

Add Part A (heated to 85 C) to Part B (heated to 85 C) with mixing to form the emulsion. Mix well and hold at 80 C until smooth. Cool to 55 c and add Part C (dissolved at 55 C); mix well, then add Part D (dissolved at 55 C); mix well, then add Part E (dissolved at 55 C). Mix entire emulsion at 55 C until smooth, then cool to 30 C and package.
Final pH should be 4.0-4.5.