洗面奶产品选择所遵循的原则(1).弱酸，最好是pH5.5(2).功能简单(3).不含皂基(4).成分安全洗面乳主要成份表面活性剂介绍(2)聚氧乙烯烷基硫酸钠（sodiumlaurethsulfate,sodiumlaurylethersulfate,Sodiumlaureth-2sulfate,Sodiumtridecethsulfate,SLES)(3)酰基磺酸钠***（Sodiumcocoylisethionate)(4)磺基琥珀酸脂类**（Disodiumlaurehtsulfosuccinate,DisiodiumlauramidoMEA-sulfosuccinate)(5)烷基磷酸酯类(Monoalkylphosphate,MAP)(6)酰基肌氨酸钠****（Sodiumcovoylsarcosinate,Sodiumlaurylsarcosinate)(7)烷基聚葡萄糖苷***（Alkylpolyglucoside,AGPs)(8)两性型表面活性剂**(Laurlbetaine,Cocoamidopropylbetaine,Lauramidopropylbetaine)(9)氨基酸系表面活性剂*****（Acylglutamates,SodiumN-lauryl-l-glutamate,SodiumN-cocoyl_glutamate,N-cocoylglutamicacid,TEAN-cocoylglutamate,PotassiumN-cocoylglutamate)