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    Standards

    Methods of sampling and testing for Water and wastewater –Part 6: Dissolved oxygen
    Methods of sampling and testing for Water and wastewater: Part 7 – Nitrogen (Ammonium)
    Methods of sampling and testing for water and wastewater- Part 12: Chloride
    Methods of sampling and testing for Water and wastewater: Part 13- Surfactants
    Methods of sampling and testing for Water and wastewater- Part 14: Phenols
    Methods of sampling and testing for water and wastewater – Part 16 : oil and grease
    Methods of sampling and testing for water and wastewater : Part 18-Lead
    Methods of sampling and testing water and wastewater: Part 22 - Zinc
    Methods of sampling and testing for Water and wastewater: Part 23- Nickel
    Methods of sampling and testing for water and wastewater : Part 24 - Iron
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