HG/T 4329-2012 (English Version) PDF

Scope: The strong acid used in this standard is corrosive, so inhalation or skin contact should be avoided when using it. If it splashes on your body, wash it immediately with plenty of water. If serious, seek medical advice immediately. This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage of water treatment agent ethylenediamine tetramethylene pentasodium phosphate (EDTMP·Na) products. This standard applies to the water treatment agent pentasodium ethylenediaminetetramethylenephosphate. This product is mainly used as a corrosion and scale inhibitor for circulating water and boiler water, a complexing agent for cyanide-free electroplating, a water softener for printing and dyeing industries, and a cooling water treatment agent for power plants.

HG/T 4329-2012 Referenced Document

GB/T 191-2008 Packaging.Pictorial marking for handling of goods
GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
GB/T 602-2002 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603-2002 Chemical reagent--Preparations of reagent solutions for use in test methods
GB/T 6678 General principles for sampling chemical products
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

2012 HG/T 4329-2012 Water treatment chemical.Ethylene diamine tetra (methylene phosphonic)penta sodium salt