ICS 71.100.40 CCS G 71 T/CSTM 00084 E—2019 Nucleating agent— bis(4 -tert-butyl -benzoate)aluminium hydroxide 成核剂 二 [4-叔丁基苯甲酸 ]氢氧化铝 (English Translation) Issue d by Chinese Society for Testing & Materials, Zhongguancun Issue date: 2023-01-13 Implementation date : 2023-04-13 CSTMhQÆSÑ^Ou( 全国团体标准信息平台 T/CSTM 00084E —2019 Foreword CSTM /FC05/TC0 8 (The polymer additives technical committee of chemical materials field committee of Chinese Society for Testing & Materials) is in charge of this English translation. In case of any doubt about the contents of English translation, the Chinese original shall be considered authoritative. This document is drafted in accordance with the r ules given in the GB/T 1.1 —2020 Directives for standardization — Part 1: Rules for the structure and drafting of standardizing documents . Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing body of this document shall not be held responsible for identifying any or all such patent rights. This document was proposed by Field Committee CSTM/FC05, Chemical materials . This document was prepared by Field Committee CSTM /FC05 , Chemical ma terials , Technical committee TC08, Polymer additives. CSTMhQÆSÑ^Ou( 全国团体标准信息平台 T/CSTM 00084E —2019 Nucleating agent —bis(4-tert -butyl -benzoate)aluminium hydroxide Warning —Users of this document should have practical experience in regular laboratory.This document does not point out all possible safety issues.Users are responsible for proper security and health measures, and insure that the conditions conform with relevant state regulation. 1 Scope This document specifies the molecular formula, structural formula, r elative molecular mass, CAS number, technical requirements, test methods, inspection rules , marking, packaging, transport and storage of nucleating agent -bis(4 -tert-butyl -benzoate)aluminium hydroxide. This document is applicable to the nucleating agent -bis(4-tert-butyl -benzoate)aluminium hydroxide made from 4-tert-butyl benzoic acid and aluminium trichloride as the main raw material by the metathetical reaction. 2 Normative references The following documents are referred to in the text in such a way that som e or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 191 -2008 Pictorial markings for handling of packages GB/T 601 Chemical reagent―Preparations of reference titration solutions GB/T 603 Chemical reagent―Preparations of reagent solutions for use in test methods GB/T 6284 Chemical products for industrial use―General method for determination of water content―The loss of mass on drying method GB/T 6679 General rules for sampling solid chemical products GB/T 6682 -2008 Water for analytical laboratory use -Specification and test methods GB/T 8170 -2008 Rules of rounding off for n umerical values& expression and judgement of limiting values GB/T 23774-2009 Inorganic chemicas for industrical use-General method for the determination of whiteness GB/T 32199 Standard practice for general techniques for obtaining infrared spectra for qualitative analysis GB/T 33047.1 Plastics-Thermogravimetry(TG) of polymers-Part 1: General principles 3 Term and definitions No terms and definitions are listed in this document. 4 Molecular formula, structural formula, relative molecular mass, CAS number 4.1 Molecular Formula C22H27AlO 5 CSTMhQÆSÑ^Ou( 全国团体标准信息平台