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. 2022 Mar;56(1):22–32. doi: 10.15644/asc56/1/3

Table 2. Main characteristics of the beverages.

Beverage Main ingredients pH
Nescafe 3 in 1 Classic Coffee powder 6.45
Lipton green tea Nature 100% natural, green tea leaves. 6.48
Coca-Cola® Carbonated water, sugar, caramel color,
phosphoric acid, caffeine, natural flavors.
2.26
16% carbamide peroxide VivaStyle® Glycerin 25-50%, Aqua 10–25%, Urea (Carbamide) Peroxide 16%, Carbomer 5 – 10, Potassium Nitrate 1–5, Sodium Hydroxide 1–5, Aroma 0.1–1.0, EDTA 0.1–1.0, Sodium Saccharin 0.1–1.0 7.00