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Package Contents Red litmus paper for testing base.
It is optimal for testing urine, saliva and water.
It help you to maintain good healthy body by testing many usual everyday substances, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat etc.
It provides accurate data than cheap strips with limited range.
A useful tool of science activity, as well as in the classroom environment. Use by children must be under the supervision of adults.
