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配方类型:
COSMETICS AND DRUGS
配方说明:
Negro Hair Straightener
配方组成:
b: Sodium Hydroxide 100%/2.2
"Carbowax" 4000/10.0
Water/9.0
c: Water/51.8 or 100.0
"Brij" 35/7.0
a: Tallow Alcohol/20.0
配制方法:
Melt ingredients in a at 75'C. In b, carefully dissolve sodium hydroxide by adding to water and stirring. Slowly add with rapid stirring c, (pre-heated to 75'C) to a. When temperature of mass has dropped to 60'C, slowly add b. Continue stirring until temperature has dropped to 45'C, at which point add alkaline-stable perfume. Remix next day and package.
NOTE: This product is used only in conjunction with a protective cream comprising essentially petrolatum. The protective cream is used on the hair and scalp line. Suitable caution statements should be incorporated in the label.
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