Section 041-26-26.200 - Health and Safety Standards - Facial and Skin Services, Procedures, Devices and Equipment26.201 Cosmetic exfoliating substances may include alpha hydroxy acids, glycolic and lactic acids, beta hydroxy acids, salicylic acid, Jessner's Solutions, resorcinol, and other substances intended to exfoliate the stratum corneum.26.202 Licensees are prohibited from performing procedures using cosmetic exfoliating substances or devices that affect more than the top layer of the epidermis or outer-most layer of dead cells. A cosmetic exfoliation substance or device is not intended to remove viable (living) skin below the stratum corneum. Use of such substances and devices are deemed beyond the scope of practice of persons and establishments licensed under Title 32, chapter 126.26.203 Chemical exfoliation procedures are limited to the removal of surface epidermal cells of the skin by using only non-medical strength cosmetic preparations consistent with the manufacturer's labeled instructions. This procedure is not intended to elicit viable epidermal or dermal wounding, injury, or destruction. 26.204 Facial chairs and beds, including headrests, shall be cleaned and disinfected between each client service. The chair or bed shall be made of or covered in a non-porous material capable of being cleaned and disinfected. 26.205 After each client, tools and implements coming into direct contact with a client shall be cleaned and disinfected in accordance with this chapter.02-041 C.M.R. ch. 26, § 26.200