... ,filing in REACH Hair Care TreatmentProduct name : PH Controller---hair care treatmentRemarks:As the leading hair care ... your budget.OEM/ODM availableFeature:1. The PH Controller contains Lactic acid, which helps to balance ... 1. When the perming is finished, mist the PH Controller evenly on hair.2. Leave on for ... hair has reached the desired color, apply the PH Controller, leave on for 5 minutes and rinse. ...