HG/T 4227-2011 (English Version) PDF

Scope: This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage of isobutylene etherification resin catalysts. This standard applies to the sulfonation reaction of styrene-divinylbenzene copolymer white balls to produce high molecular polymers with sulfonic acid functional groups.

HG/T 4227-2011 Referenced Document

GB/T 12598-2001 Determination for sphericity of ion exchange resins after attrition or osmotic-attrition
GB/T 191-2008 Packaging.Pictorial marking for handling of goods
GB/T 5475-1985 Methods for sampling ion exchange resins
GB/T 5476-1996 Methods for pretreating ion exchange resins
GB/T 5757-2008 Determination of moisture holding capacity of ion exchange resins
GB/T 5758-2001 Determination for particle size range,effective size and uniformity coefficient of ion exchange resins
GB/T 5816-1995 Catalysts and adsorvents--Determination of surface area
GB/T 6003.1-1997 Test sieves of metal wire cloth
GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions
GB/T 603-2002 Chemical reagent--Preparations of reagent solutions for use in test methods
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
GB/T 8144-2008 Determination of exchange capacity of cation exchange resin
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 8330-2008 Determination of specific gravity of ion exchange resins in wet state
GB/T 8331-2008 Determination of bulk density of ion exchange resins in wet state