Table 1.

The compositions of the cleaning agents

Cleaners	Manufacturer	Ingredients	Lot No
Invisalign Cleaning Crystals	Align Technology Inc., San Jose, CA, USA	Sodium Sulfate, Sodium Carbonate, Sodium Tripolyphosphate, Sodium Dichloroisocyanurate, Sodium Lauryl Sulfate	20363B
Corega Proguard	Stafford-Miller Limited, Waterford, Ireland	Sodium Bicarbonate, Citric Acid, Potassium Monopersulfate, Sodium Carbonate, Sodium Carbonate Peroxide, TAED, Sodium Benzoate, PEG-180, Sodium Lauryl Sulfate, VP/VA Copolymer, Aroma, Subtilisin, Cellulose Gum, Sodium Nitrite, CI 4209 CI 73,015	SM8P