GB/T 23851-2017 Snow-melting agent

GB/T 23851-2009 Salt of ice and snow melting for road

GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2430-2008 Standard test method for freezing point of aviation fuels GB/T 5750.6-2006 Standard examination methods for drinking water— Metal parameters GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 23768-2009 Inorganic chemicals for industrial use—General rules for flame atomic absorption spectrometry GB/T 23769-2009 Inorganic chemical products—General method for the determination of pH values JTG E60-2008 GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 6678-2003 General principles for sampling chemical products GB/T 6680-2003 General rules for sampling liquid chemical products GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 11896-1989 Water quality—Determination of chloride—Silver nitrate titration method GB/T 13025.3-1991 General test method in salt industry—Determination of moisture GB/T 13025.3-2012 General test method in salt industry—Determination of moisture GB/T 13025.4-1991 General test method in salt industry—Determination of insoluble matter GB/T 13025.4-2012 General test method in salt industry—Determination of insoluble matter GB/T 18175-2000 Determination of corrosion inhibition performance of water treatment agents—Rotation specimen method GB/T 18175-2014 Determination of corrosion inhibition performance of water treatment agents—Rotation specimen method HG/T 3696.2-2011 Inorganic chemical products - Preparation of standard solutions, preparations and articles for chemical analysis - Part 2: Preparation of impurity standard solutions HG/T 3696.3-2011 Inorganic chemical products for chemical analysis - Preparation of standard solutions, preparations, and articles - Part 3: Preparation of preparations and articles HJ 694-2014 Water quality determination of mercury, arsenic, selenium, bismuth, and antimony by atomic fluorescence method HG/T 3696.2-2002 Preparation of Standard Solutions for the Chemical Analysis of Inorganic Chemical Products with Impurities HG/T 3696.3-2002 The preparation of preparations and products used for chemical analysis of inorganic chemical products