hair treatment spa 1.GMP,ISO,GMPC,manufacturer,filing in Reach. 2.It is suitable for ... acid, di-tert-butyl-methyl phenol , hydroxyethyl cellulose, amino siloxane, ring methyl siloxane, dimethyl siloxane, methyl p-hydroxybenzoate, propyl p-hydroxybenzoic acid, imidazole alkyl ...