ASTM_D_210_-_05_2011.pdf

Designation:D21005(Reapproved 2011)Standard Specification forBone Black Pigment1This standard is issued under the fixed designation D210;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the pigment commerciallyknown as bone black,ivory black,or drop black.The pigmentmay be purchased in the dry form or as an aqueous dispersion.1.2 The values stated in SI units are to be regarded asstandard.The values given in parentheses are for informationonly.2.Referenced Documents2.1 ASTM Standards:2D185 Test Methods for Coarse Particles in PigmentsD387 Test Method for Color and Strength of ChromaticPigments with a Mechanical MullerD1208 Test Methods for Common Properties of CertainPigments3.Composition and Properties3.1 Dry PigmentThe pigment shall be made by the calci-nation of bones,shall be unmixed with any other substance,and shall conform to the following requirements:Ash(pigment dried at 105C),%,max88Ash insoluble in acids,max,%3.0Coarse particles(total residue retained on a No.325(45-m)sieve),max,%2.03.2 Pigment in Aqueous DispersionThe aqueous disper-sion shall be made by grinding the specified pigment withwater,dispersing agent,biocide,fungicide,pH stabilizer anddefoamer using high speed dispersion equipment.The disper-sion shall conform to the following requirements:Pigment,min38%Dispersing agent14%Biocide,max1%Fungicide,max1%pH Stabilizer,max1%Defoamer,max1%Water44%3.3 The mass color and character of the tint and the tintingstrength formed by a mixture with a white pigment shall bewithin mutually agreed upon limits of a standard acceptable toboth the purchaser and the seller.4.Sampling4.1 Two samples shall be taken at random from differentpackages from each 500 lb batch,consisting of one lot.At theoption of the purchaser,the samples may be tested separatelyor after blending in equal quantities the samples from the sameproduction unit to form a composite sample.5.Test Methods5.1 Tests shall be conducted in accordance with the follow-ingASTM test methods.Test procedures not covered byASTMtest methods shall be mutually agreed upon by the purchaserand the seller.5.2 Coarse ParticlesTest Methods D185.5.3 Pigment and Linseed Oil in Paste in OilTest MethodsD1208.5.4 Mass Color and Tinting StrengthTest Method D387.6.Keywords6.1 black pigment;drop black;ivory black;pigment1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.31 on Pigment Specifications.Current edition approved June 1,2011.Published June 2011.Originallyapproved in 1924.Last previous edition approved in 2005 as D210 05.DOI:10.1520/D0210-05R11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard.Users of this standard are expressly advised that determination of the validity of any such patent rights,and the riskof infringement of such rights,are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised,either reapproved or withdrawn.Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters.Your comments will receive careful consideration at a meeting of theresponsible technical committee,which you may attend.If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards,at the address shown below.This standard is copyrighted by ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.Individual reprints(single or multiple copies)of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585(phone),610-832-9555(fax),or serviceastm.org(e-mail);or through the ASTM website(www.astm.org).Permission rights to photocopy the standard may also be secured from the ASTM website(www.astm.org/COPYRIGHT/).D210 05(2011)2