配方类型:

COSMETICS

配方说明:

Hair-Relaxer Cream

配方组成:

Ammonia (28%)/3.87
"DuponoL" WA Paste/0.02
Perfume Rose/0.30
Water/q.s. to 100.00
Ammonium Thioglycolate (60% sol'n.)/11.68
Note: If you wish to use thioglycolic acid (80%) in place of
ammonium thioglycolate (60%) use
Thioglycolic Acid (80% sol'n.)/8.75
"Evanol"/6.50
Ammonia (28% sol'n.)/8.40

配制方法:

Heat water to 75 C. Add "Evanol" and "Duponol." Keep at 75 C until the "Evanol" and "Duponol" are melted and dispersed. Stir to room temperature; add perfume. Add ammonium thioglycolate to the cream. Add sufficient ammonia to the cream to bring it up to pH 9.0. Assay thioglycolic acid content before packaging. It should be 7.0%.