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16 in 1 Drinking Water Test Kit - Professional Water Testing Kits, Tap and Well Water Test Strips with PH, Hardness, Mercury, Lead, Iron, Copper, Chlorine, Chromium/Cr, Cyanuric Acid. 4.1 out of 5 stars 228. 19.99 19. 99. Get it as soon as Mon, Jul 12. FREE Shipping on …
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