TDS Water Test Strips (Total Dissolved Solids) (50) EXP 7/20

TDS Water Test Strips (Total Dissolved Solids) (50) EXP 7/20

SPECIAL PRICE DUE TO EXPIRY DATE 07/20

Total Dissolved Solids (TDS) are the total amount of mobile charged ions, including minerals, inorganic salts or metals dissolved in a given volume of water, these elements are usually calcium, magnesium, sodium, and potassium cations and carbonate, hydrogencarbonate, chloride,

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