What is the pH level of your foaming hand wash range? Sara M September 29, 2020 04:07 Updated The pH level of our foaming hand wash sits between 3-6 when at 25degree's celcius. Related articles Why did you launch with a Pay What You Want (PWYW) price? Has Thankyou foaming hand wash been dermatologically tested? What tests substantiate our claim ‘Kills 99.9% of germs’? Comments 0 comments Article is closed for comments.