GB/T 19249 Reverse osmosis water treatment equipment
GB/T 23954 Technical regulations for cleaning of reverse osmosis membrane element
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 39221-2020 history
2020GB/T 39221-2020 Determination for performance of scale inhibitors for reverse osmosis seawater desalination—Recurrent condensation cycle test method