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  2. Water testing - Wikipedia

    en.wikipedia.org/wiki/Water_testing

    The Ministry has created 24 Water Quality Testing Laboratories across Pakistan, developed and commercialized water quality test kits, water filters, water disinfection tablets and drinking water treatment sachets, conducted training for 2,660 professionals of water supply agencies and surveyed 10,000 water supply schemes out of a grand total of ...

  3. The 10 Best Drinking Water Test Kits You Can Order Online - AOL

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    Quickly and easily test for commonly found pollutants like lead and copper in your home’s drinking water.

  4. Grain per gallon - Wikipedia

    en.wikipedia.org/wiki/Grain_per_gallon

    The grain per gallon (gpg) is a unit of water hardness defined as 1 grain (64.8 milligrams) of calcium carbonate dissolved in 1 US gallon of water (3.785412 L). It translates into 1 part in about 58,000 parts of water or 17.1 parts per million (ppm). Also called Clark degree (in terms of an imperial gallon).

  5. Carbonate hardness - Wikipedia

    en.wikipedia.org/wiki/Carbonate_hardness

    Carbonate hardness, is a measure of the water hardness caused by the presence of carbonate (CO 2− 3) and bicarbonate (HCO − 3) anions. Carbonate hardness is usually expressed either in degrees KH (from the German "Karbonathärte"), or in parts per million calcium carbonate ( ppm CaCO 3 or grams CaCO 3 per litre|mg/L).

  6. From pressure washers to tool kits, these are the Lowe’s 4th ...

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    Main Menu. Health. Health

  7. 50 of the very best gifts under $50 to give anyone - AOL

    www.aol.com/lifestyle/best-gifts-under-usd-50...

    $48 at Amazon $80 at Adorama $80 at Lowe's. ... he could probably use a stylish toiletry bag like this Kobby Dopp kit. It’s made of a durable water-resistant silicone so even if something spills ...

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