Table 2.

Specifications of materials, composition, manufacturers and batch numbers Material

	Specifications	Composition	Manufacturer	Batch number
Philips ZOOM!	In-office (chairside) light-activated bleaching gel	25% Hydrogen Peroxide and Ferrous Gluconate photo-catalyst	Discus Dental, LLC., Ontario, CA, 91761 USA	16243005
Philips Zoom nite white	Home chemical activated the bleaching gel Professional take-home whitening system	22% Carbamide Peroxide Formulated with ACP (amorphous calcium phosphate), potassium nitrate and fluoride.	Discus Dental, LLC., Ontario, CA, 91761 USA	423502124491
Relief® ACP Oral Care Gel	Desensitizer included into Philips ZOOM! Kit in-office (chair-side) light-activated bleaching gel	Water, Poloxamer 338, Potassium Nitrate, Mentha Piperita, Calcium Nitrate, Sodium Saccharin, Sodium Fluoride, Disodium Phosphate and Monosodium Phosphate.	Discus Dental, LLC., Ontario, CA, 91761 USA	16243005