80 pH 1-14 Universal Full Range Litmus Test Paper Strips for Liquids Urine

Saliva, urine & sweat. Household and laboratory liquids. 📊 pH Scale Guide. pH 1–3: Very acidic. pH 4–6: Acidic. pH 7: Neutral. pH 8–11: Alkaline. pH 12–14: Strongly alkaline.

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