1、STD.BS1 BS EN L2944-2-ENGL 2000 E Lb24bb9 082b738 978 BRITISH STANDARD Fertilizers and liming materials and soil improvers - Vocabulary - Part 2: Terms relating to fertilizers The European Standard EN 12944-2:1999 has the status of a British Standard ICs 01.040.65 65.080 NO COPYING WITHOUT BSI PERMI
2、SSION EXCEPT AS PERMITTED BY COPYRIGHT LAW IS EN 2944-2:2000 STD*BSI BS EN 12944-2-ENGL 2000 E 1624669 082b739 804 6 BS EN 12944-2:2000 AmdNo. Date This British Standard, having been prepared under the direction of the Sector Committee for Materiais and Chemicals, was published under the authority o
3、f the Standards Committee and comes into effect on 15 January ZOO0 Comments 0 BSI 01-2000 ISBN O 580 35423 7 National foreword 29, This British StanM is the English language version of EI 4-21999. Togel with BS EN 12944-1:1999, it supersedes BS 5551:Section 1.21986 which is withdrawn. The UK partici
4、pation in its preparation was entrusted to Technical Committee CW7, Fertilizers and related chemicals, which has the responsibility to: ier - aid enquirers to understand the text; - present to the responsible European commitke any enquiries on the - monitor related intemational and European developm
5、ents and promulgate interpretation, or proposals for change, and keep the UK interests informed; them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement intemational or European publicat
6、ions 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” facity of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provision
7、s of a conizad 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, the EN title page, pages 2 to 9, an in
8、side back cover and a back cover. The BSI copyright notice displayed in this document inclicafs when the document waslastissued. EUROPEAN STANDARD NORME EUROPENNE EUROPASCHE NORM STD-BSI BS EN L2944-2-ENGL 2000 W Lb24669 0826740 526 EN 12944-2 November 1999 ICs 01.040.65; 65.080 English version Fert
9、ilizers and liming materials - Vocabulary - Part 2: Terms relating to fertilizers Engrais et amendements calciques etiou magnsiens - Vocabulaire - Partie 2: Termes relatifs aux engrais Dngemittel und Calcium-/Magnesium- Bodenverbesserungsmiel - Wrterbuch - Teil 2: Begriffe fr Dngemittel This Europea
10、n Standard was approved by CEN on 5 September 1999. CEN members are bound to comply with the CENICENELEC Internal Regulations which stipulate the conditions for giving this Europeen Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references con
11、cerning sich 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 any other language made by trmslation under the responsibility of a CEN member into its own
12、 language and notified to the Central Secretariat has the same status as he official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Swed
13、en, Switzerland and United Kingdom. EUROPEAN COMMITEE FOR STANDARDIZATION COMITE EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Central Secretariat: rue de Stassart, 36 B-1050 Brussels O 1999 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Mem
14、bers. Ref. No. EN 12944-2:1999 E STDoBSI BS EN 32944-2-ENGL 2000 Lb24bb9 082b74L 4b2 9 Page 2 EN 12944-2: 1999 Foreword This European Standard has been prepared by Technical Committee CENTTC 260, Fertilizers and liming materials, the Secretariat of which is held by AFNOR. This European Standard shal
15、l be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2000, and conflicting national standards shall be withdrawn at the latest by May 2000. I This Standard is in 3 parts: - Part 1: General terms - Part 2: Terms relating to f
16、ertilizers - Part 3: Terms relating to liming materials These definitions may not necessarily correspond with those used in national legislation. NOTE 1 Attention is drawn to EN 13535, Fertilizers and liming materials - Classification. NOTE 2 According to the CENEENELEC Internal Regulations, the nat
17、ional standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.
18、A general index is incorporated in Part 3. QBSI O1 -2000 STD-BSI BS EN 12944-2-ENGL 2000 Lb24bb9 082b742 379 Page 3 EN 12944-2: 1999 I Scope This European Standard defines terms relating to fertilizers. An index of all terms defined in this pari of EN 12944, with their French and German equivalents,
19、 is given in annex A. 2 Definitions 2.1 Terms relating to products 2.1.1 basic slag product obtained in iron-smelting by treatment of phosphorus-containing melts and with calcium silico- phosphates as essential ingredients NOTE The terms Thomas phosphate“ and “Thomas slag“ are used in some countries
20、 to describe basic slag. 2.1.2 blood meal dried blood blood which has been dried and to which no other material has been added 2.1.3 bone meal degreased bone which may be degelatinized and which has been ground or crushed to pass a sieve of specified aperture size 2.1.4 dung semi-solid excrements of
21、 animals used as fertilizers and soil improvers 2.1.5 fish compost product obtained by grinding and composting fish or fish waste and to which no addition has been made NOTE The term “fish guano“ is also used but “fish compost“ is preferred. 2.1.6 fish meal product obtained by drying and grinding fi
22、sh or fish waste and to which no addition has been made 2.1.7 guano fresh or weathered excrement and remains of any birds, except poultry, containing nitrogen, phosphorus and potassium, prepared for use by screening, if necessary, and to which no addition has been made 2.1.8 leather waste waste in a
23、 form of pieces or powder resulting from the manufacture of leather goods 2.1.9 liquid manure liquid arising from animal urine and litter juices or from a dung heap OBSI 01-2000 STD-BSI BS EN L2944-2-ENGL 2000 M Lb24bb9 082b743 235 a Page 4 EN 12944-211999 2.1.10 manure mixture of litter and dung in
24、 process of biological change 2.1 .i 1 meat meal product obtained by drying and grinding, or otherwise treating, flesh or flesh fibre and to which no addition has been made 2.1.12 methylene urea urea formaldehyde slow-release nitrogenous fertilizer produced by the reaction between urea and formaldeh
25、yde to produce polymethylene ureas of the general formula NH2-CO-(NHCH2NHCO)nNH2 with low relative molecular mass and a relatively quick mineralization 2.1.13 oil cake residue remaining after the removal of the oil from oilseeds 2.1.14 peat residual matter from certain plants grown and decayed in al
26、most permanently waterlogged conditions and which may contain a limited quantity of naturally occurring mineral material 2.1.15 slurry semi-liquid arising from livestock, consisting of urine and faeces, possibly diluted with water NOTE above meaning is used. In English, the term “slurry“ has many me
27、anings but, for the purpose of this European Standard, only the 2.1.16 urea condensate product of reaction between urea and aldehyde) which produce a slow-release nitrogenous fertilizer NOTE (CDU) and isobutylidene diurea (IBDU). Examples of urea condensates are methylene urea (MU) or urea formaldeh
28、yde (UF), crotonylidene diurea 2.2 Terms relating to physical and physico-chemical properties 2.2.1 apparent density mass per unit volume of the material included within the surface of the particles 2.2.2 bulk density (loose) mass per unit volume of a material after it has been tipped freely into a
29、container under clearly specified conditions 2.2.3 bulk density (tapped) mass per unit volume of a material tipped into a container and compacted under clearly specified conditions 2.2.4 particle size analysis by sieving granulometry by sieving division of a sample by sieving into size fractions OBS
30、I 01-2000 STD-BSI BS EN L2944-2-ENGL 2000 m Lb24bb9 082b744 171 = Page 5 EN 12944-211999 2.2.5 sieving process of separating a mixture of particles according to their sizes by one or more sieves 2.2.6 undersize that portion of the charge which passes through a sieve of specified aperture size 2.2.7
31、oversize that portion of the charge which does not pass through a sieve of specified aperture size 2.2.8 crushing strength force required to crush individual particles 2.2.9 caking formation of a coherent mass from individual particles 2.2.1 o anticaking agent substance incorporated in or applied to
32、 the surface of a solid fertilizer to prevent caking 2.2.1 1 saturation temperature temperature below which crystallization of dissolved constituents begins and above which the last crystals dissolve NOTE This is sometimes referred to as salting-out temperature or crystallization temperature. 2.2.1
33、2 gel strength force required to break a gel NOTE there is a transition from elastic to plastic deformation. This is sometimes referred to as yield stress which is the strength corresponding to a “yield point“ where 2.2.1 3 poura biiity extent to which a fluid fertilizer can be drained from its cont
34、ainer by gravity as determined by an empirical procedure 2.2.14 sedimentation process of particles settling in a fluid medium as a result of gravitational or other applied force 2.2.15 flow rate mass flow of a material flowing freely through the outlet of a specified calibrated funnel NOTE The term
35、“flowability“ is sometimes used but “flow rate“ is preferred 2.2.16 free flowing description applied to a fertilizer which flows easily 2.2.1 7 segregation differential movement of particles within a mixture due to differences in their size, shape or density OBSI 01-2000 - STD-BSI BS EN 12944-2-ENGL
36、 2000 I lb24bb 082b745 O08 D Page 6 EN 12944-2: 1999 2.2.1 8 sphericity degree to which the shape of a fertilizer particle approaches that of a sphere 2.2.1 9 moisture water extracted from a fertilizer by using a specified method NOTE The moisture content, as determined, may not include all the wate
37、r present in the fertilizer. 2.2.20 porosity volume fraction of the pores in a fertilizer OBSI 01-2000 STD-BSI ES EN 12944-2-ENGL 2000 M 1624bb9 082b74b T44 z w a m o c u) O T O _ STD.BSI BS EN 12944-2-ENCL 2000 I Lb24bb 082b747 980 c. u) O a E Li U .- O m m O X 3 al c w m O .- 2 STDOBSI BS EN 12944
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