BS EN ISO 3262-2-1998 Extenders for paints - Specifications and methods of test - Barytes (natural barium sulfate)《涂料填充剂 规范和试验方法 重晶石(天然硫酸钡)》.pdf
《BS EN ISO 3262-2-1998 Extenders for paints - Specifications and methods of test - Barytes (natural barium sulfate)《涂料填充剂 规范和试验方法 重晶石(天然硫酸钡)》.pdf》由会员分享,可在线阅读,更多相关《BS EN ISO 3262-2-1998 Extenders for paints - Specifications and methods of test - Barytes (natural barium sulfate)《涂料填充剂 规范和试验方法 重晶石(天然硫酸钡)》.pdf(16页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARD BS EN ISO 3262-2:1998 Extenders for paints Specifications and methods of test Part 2: Barytes (natural barium sulfate) The European Standard ENISO 3262-2:1998 has the status of a British Standard ICS 87.060.10BSEN ISO 3262-2:1998 This British Standard, having been prepared under the
2、 directionof the Sector Board forMaterials and Chemicals, waspublished under the authorityof the Standards Boardand comes into effect on 15 September1998 BSI 04-1999 ISBN 0 580 30494 9 National foreword This British Standard is the English language version of ENISO3262-2:1998. It is identical with I
3、SO3262-2:1998. Together with the other Parts of BSENISO3262, it will supersede BS1795:1976 which is declared obsolescent. The UK participation in its preparation was entrusted to Technical Committee STI/1, Pigments, which has the responsibility to: aid enquirers to understand the text; present to th
4、e responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtaine
5、d on request to its secretary. Cross-references Attention is drawn to the fact that CEN and CENELEC standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Standards which implement international o
6、r European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all th
7、e necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii,
8、 theEN ISO title page, page 2, the ISO title page, pages ii to iv, pages1 to4, aninsideback cover and aback cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued
9、since publication Amd. No. Date CommentsBSEN ISO 3262-2:1998 BSI 04-1999 i Contents Page National foreword Inside front cover Foreword 2 Foreword iii Text of ISO 3262-2 1ii blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 3262-2 July 1998 ICS 87.060.10 Descriptors: See ISO document Engl
10、ish version Extenders for paints Specifications and methods of test Part 2: Baryte (natural barium sulfate) (ISO 3262-2:1998) Matires de charge pour peintures Spcifications et mthodes dessai Partie 2: Barytine (sulfate de baryum naturel) (ISO 3262-2:1998) Fllstoffe fr Beschichtungsstoffe Anforderung
11、en und Prfverfahren Teil 2: Schwerspat (natrliches Bariumsulfat) (ISO 3262-2:1998) This European Standard was approved by CEN on21 June1998. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a nati
12、onal standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in an
13、y other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, CzechRepublic, Denmark, Finland, France, German
14、y, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1998 CEN All
15、 rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 3262-2:1998 EEN ISO 3262-2:1998 BSI 04-1999 2 Foreword The text of the International Standard ISO 3262-2:1998 has been prepared by Technical Committee ISO/TC 35 “Paints and varnishes” in
16、 collaboration with Technical Committee CEN/TC 298 “Pigments and extenders”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January1999, and conflicting n
17、ational standards shall be withdrawn at the latest by January1999. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Gr
18、eece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of the International Standard ISO3262-2:1998 has been approved by CEN as a European Standard without any modification. NOTENormative references to
19、International Standards are listed inAnnex ZA (normative).ENISO 3262-2:1998 ii BSI 04-1999 Contents Page Foreword iii 1 Scope 1 2 Normative references 1 3 Definition 1 4 Requirements and test methods 1 5 Sampling 1 6 Determination of BaSO 4content 1 7 Determination of matter soluble in hydrochloric
20、acid 3 8 Test report 4 Annex ZA (normative) Normative references to international publications with their relevant European publications Inside back cover Table 1 Essential requirements 1 Table 2 Conditional requirements 2ENISO3262-2:1998 BSI 04-1999 iii Foreword ISO (the International Organization
21、for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has t
22、he right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Draft I
23、nternational Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least75% of the member bodies casting a vote. International Standard ISO3262-2 was prepared by Technical Committee ISO/TC 35, Pa
24、ints and varnishes, Subcommittee SC 2, Pigments and extenders. Together with the other parts (see below), this part of ISO3262 cancels and replaces ISO3262:1975, which has been technically revised. Part1 comprises the definition of the term extender and a number of test methods that are applicable t
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