DIN 51632-2-2001 Test spirit - Part 2 White spirit low aromatics Requirements and testing《试验溶剂 第2部分 低芳族含量石油溶剂 要求和试验》.pdf

1、ICS 75.160.20Testbenzine Teil 2: Entaromatisierte Ware Anforderungen und PrfungIn keeping with current practice in standards published by the International Organization for Standardization(ISO), a comma has been used throughout as the decimal marker.ForewordThis standard has been prepared by Technic

2、al Committee Anforderungen an Spezialbenzine, Testbenzine,Lsemittel of the Fachausschuss Minerall- und Brennstoffnormung of the Normenausschuss Material-prfung (Materials Testing Standards Committee).AmendmentsThis standard differs from the January 1988 edition as follows:a) DIN 51632 now consists o

3、f two parts, Part 1 covering regular spirit and Part 2 low aromatics spirit.b) Now six spirit types are specified.c) Limits for the benzene and aromatics content have been specified.d) Specification for the corrosiveness to copper is no longer included.e) Information on mandatory identification is n

4、o longer provided and table 2 has been dropped.f) The standard has been editorially revised and references have been updated.Previous editionsDIN 51632: 1956-04, 1971-04, 1976-6, 1981-11, 1987-08, 1988-01.1 ScopeThis standard specifies requirements and methods of test for low aromatics white spirit,

5、 which is commonlyused as a solvent or diluent.2 Normative referencesThis standard incorporates, by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text, and the titles of the publications arelisted below. For dated

6、 references, subsequent amendments to or revisions of any of these publicationsapply to this standard only when incorporated in it by amendment or revision. For undated references, thelatest edition of the publication referred to applies.DIN 51413-9 Determining the total content of aromatics and ben

7、zene in liquid petroleum productsby gas chromatography using the column switching techniqueDIN 51751 Determining the distillation characteristics of liquid petroleum productsDIN EN 12916 Petroleum products Determination of aromatic hydrocarbon types in middle distil-lates High performance liquid chr

8、omatography method with refractive index detectionDIN EN 22719 Petroleum products and lubricants Determination of flash point Pensky-Martensclosed cup method (ISO 2719 : 1988)DIN EN ISO 4259 Petroleum products Determination and application of precision data in relation tomethods of test (ISO 4259 :

9、1992 + Corr.1 : 1993)Ref. No. DIN 51632-2 : 2001-12English price group 05 Sales No. 010506.03DEUTSCHE NORM December 200151632-2Continued on page 2. No part of this translation may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 B

10、erlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Low aromatics white spiritRequirements and testingTranslation by DIN-Sprachendienst.In case of doubt, the German-language original should be consulted as the authoritative text.This standard, together withDIN 51632-1, D

11、ecember 2001edition, supersedes DIN 51632,January 1988 edition.Page 2DIN 51632-2 : 2001-12DIN EN ISO 6246 Gum content of light and middle distillate fuels Jet evaporation method (ISO 6246 : 1995)DIN EN ISO 13736 Petroleum products and other liquids Determination of flash point Abel closed cupmethod

12、(ISO 13736 : 1997)DIN ISO 6271 Clear liquids Estimation of colour by the platinum-cobalt scale (ISO 6271 : 1997)ISO 1998-1 : 1998 Petroleum industry Terminology Part 1: Raw materials and productsVerordnung ber Anlagen zur Lagerung, Abfllung und Befrderung brennbarer Flssigkeiten zu Lande (GermanRegu

13、lation on the storage, handling and transport by land of flammable liquids), as of 13 December 1996, BGBl.(German Federal Law Gazette) I, 1996, No. 65, pp. 19371952.1)Verordnung zum Schutz vor gefhrlichen Stoffen (Gefahrstoffverordnung) (German Regulation on dangeroussubstances and materials), as of

14、 15 November 1999, BGBl. I, No. 52, p. 2233 ff.1)3 ConceptLow aromatics white spiritRefined gasoline fraction with a low aromatics content, a minimum flash point of 21 C and a distillation rangeof 130 C to 270 C*).4 DesignationDesignation of a type 2 low aromatics (E) white spirit:White spirit DIN 5

15、1632 E 25 Requirements and testingLow aromatics white spirit shall be free from undissolved water at 15 C, and any foreign matter (as determinedvisually).Table 1: Requirements to be met by low aromatics white spirits and methods of testPropertyRequirement for spirit of typeTesting as in123456Colour

16、(Pt/Co unit) 20 or lower DIN ISO 6271DistillationInitial boiling point, in C Minimum 130 140 150 180 190 220DIN 51751characteristicsFinal boiling point, in C Maximum 185 200 190 220 250 270Benzene content, in g/100 g Less than 0,1 DIN 51413-91)Maximum aromatics content, in g/100 g1 DIN 51413-91) 1 D

17、IN EN 12916Maximum residue on evaporation (aviation fuel),10 DIN EN ISO 6246unwashed, filtered, in mg/100 mlMinimum flash point, in C 21 35 55 Minimum flash point, in C 65 DIN EN ISO 13736Smell Very mild DIN EN 227191) Other, equivalent gas chromatographic methods may also be used for determining th

18、e benzene and thearomatics content.DIN EN ISO 4259 is to be applied for verifying compliance of white spirit with the requirements specified in thisstandard.6 Safety instructionsWhen using white spirits in accordance with this standard, the relevant safety regulations are to be compliedwith (e.g. Ve

19、rordnung ber Anlagen zur Lagerung, Abfllung und Befrderung brennbarer Flssigkeiten zuLande and Verordnung zum Schutz vor gefhrlichen Stoffen).1) Obtainable from Deutsches Informationszentrum fr technische Regeln (DITR) im DIN, 10772 Berlin, Ger-many.*) Translators note. Definition amended in accordance with ISO 1998-1.