Standard No.:	HG/T 3928-2012
English Name:	Activated Light Magnesium Oxide for Industrial Use
Chinese Name:	工业活性轻质氧化镁
Professional Classification:	HG    Professional Standard - Chemistry
Issued by:	MIIT
Issued on:	2012-11-7
Implemented on:	2013-3-1
Status:	valid
Superseding:	HG/T 3928-2007 Activated light magnesium oxide for industrial use
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	120.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the requirements, test methods, inspection rules, marking, labelling, packaging, transportation and storage with regard to activated light magnesium oxide for industrial use. This standard is applicable to the activated light magnesium oxides for industrial use which are used as chloroprene rubber, butyl rubber, butadiene styrene rubber, fluororubber, adhesive and compounding ingredient of PVC and CPE, and may also be used for industries of petrochemistry, electronic instrument, dye, paint, decolourization, printing ink, plastics, papermaking and fiberglass reinforced plastics. 2 Normative References The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191-2008 Packaging - Pictorial Marking for Handling of Goods GB/T 3049-2006 Chemical Products for Industrial Use - General Method for Determination of Iron Content - 1,10-Phenanthroline Spectrophotometric Method GB/T 6003.1-1997 Test Sieves of Metal Wire Cloth 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 GB/T 23771-2009 Determination of Bulk Density for Inorganic Chemical Products HG/T 3696.1 Inorganic Chemicals for Industrial Use - Preparations of Standard and Reagent Solutions for Chemical Analysis - Part 1: Preparations of Standard Volumetric Solutions HG/T 3696.2 Inorganic Chemicals for Industrial Use Preparations of Standard and Reagent Solutions for Chemical Analysis - Part 2: Preparations of Standard Solutions for Impurity HG/T 3696.3 Inorganic Chemicals for Industrial Use - Preparations of Standard and Reagent Solutions for Chemical Analysis - Part 3: Preparations of Reagent Solutions 3 Molecular Formula and Relative Molecular Mass Molecular formula: MgO Relative molecular mass: 40.31 (based on 2010 International Relative Atomic Mass)

Foreword i 1 Scope 2 Normative References 3 Molecular Formula and Relative Molecular Mass 4 Classification 5 Requirements 6 Test Methods 7 Inspection Rules 8 Marking and Labelling 9 Packaging, Transportation and Storage Appendix A (Informative) Determination of Citric Acid Value