| 配方類型： |
COSMETICS & DRUGS |
| 配方說明： |
Sun Screen Gel |
| 配方組成： |
"Carbopol" 940/1.00
Water/47.91
"Glyceryl-p-aminobenzoate"/3.00
Ethanol (SD-40)/48.00
Monoisopropanolamine/0.09 |
| 配制方法： |
disperse the Carbopol 940 in the alcohol, and then dissolve the benzoate in the dispersion. Slowly add the monoisopropanolamine. This will give a thin but very cloudy solution. slowly add water and stir carefully to avoid air entrapment; the solution will clear up and thicken. Add perfume and color as desired. This formulation gives a clear gel with a viscosity of 19,500 cps (Brookfield, 20 rpm) at a pH of approximately 5.7. |
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