1、Designation:C152906a(Reapproved 2011)Standard Specification forQuicklime,Hydrated Lime,and Limestone for EnvironmentalUses1This standard is issued under the fixed designation C1529;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the
2、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.Scope*1.1 This specification covers lime and limestone productsand by-product alkaline materials suitable for environmentalu
3、ses as shown in Table 1.1.2 The buyer shall designate the use,as listed in Table 1,and may specify one or more of the type designations listedbelow Table 1.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of th
4、is standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory requirements prior to use.2.Referenced Documents2.1 ASTM Standards:2C25 Test Methods for Chemical Analysis of Limestone,Quicklime,and Hydrated LimeC50 Practice for Sampling,Sample Prepara
5、tion,Packaging,and Marking of Lime and Limestone ProductsC110 Test Methods for Physical Testing of Quicklime,Hydrated Lime,and LimestoneC400 Test Methods for Quicklime and Hydrated Lime forNeutralization of Waste AcidD6249 Guide forAlkaline Stabilization of Wastewater Treat-ment Plant Residuals3.Ter
6、minology3.1 By-product alkaline materialsBy-product lime(suchas lime kiln dust)or other secondary materials(such ashigh-lime fly ash)that contain adequate amounts and types ofcalcium and/or magnesium oxides or hydroxides to meet thephysical and chemical requirements in this specification.It isadvise
7、d that the specific compositions,physical properties,performance characteristics,and anticipated variabilities ofsuch materials be evaluated for the service intended.4.Chemical Composition and Physical Properties4.1 The requirements for quicklime,hydrated lime,andlimestone for the designated end use
8、s are as shown in Table 1,and are on the basis of the weight of sample taken at the placeof manufacture.5.General Requirements5.1 Quicklime shall be reasonably free of unslakable resi-dues and shall be capable of disintegrating in water to form asuspension of finely divided material.The amount of re
9、sidueshall not exceed that agreed upon between the manufacturerand the purchaser(the residue is the amount of materialretained on a specified screen).The method for measuringquicklime residue appears in Test Methods C110.5.2The slaking rate for the specified quicklime should bematched to the require
10、ments of the slaking equipment.Themethod for measuring the slaking rate of quicklime appears inTest Methods C110.6.Sampling and Inspection6.1 Conduct the sampling,inspection,rejection,retesting,packaging,and marking in accordance with Practice C50.7.Test Methods7.1 The chemical analyses shall be mad
11、e in accordance withTest Methods C25.7.2 The physical tests shall be made in accordance with TestMethods C110.7.3 The basicity-factor tests shall be made in accordancewith Test Methods C400.8.Keywords8.1 biosolids;by-product lime;calcium oxide;dolomiticlime;dolomitic limestone;drinking water;environ
12、mental;highcalcium lime;high calcium limestone;hydrated lime;industrialwaste;lime;limestone;magnesian lime;magnesian limestone;1This specification is under the jurisdiction of ASTM Committee C07 on Limeand is the direct responsibility of Subcommittee C07.02 on Specifications andGuidelines.Current ed
13、ition approved June 1,2011.Published July 2011.Originally approvedin 2002.Last previous edition approved in 2006 as C1529 06a.DOI:10.1520/C1529-06AR11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandard
14、s volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 neutralization;quicklime;residuals;sewag
15、e sludge;stabiliza-tion;treatment;waste;wastewater;water;water softeningSUMMARY OF CHANGESCommittee C07 has identified the location of selected changes to this specification since the last issue,C1529 06,that may impact the use of this specification.(Approved November 15,2006)(1)Revised 1.1.Committe
16、e C07 has identified the location of selected changes to this specification since the last issue,C1529 02a,that may impact the use of this specification.(Approved September 1,2006)(1)Removed by-product hydrated lime from Table 1.(2)Added a Terminology section.TABLE 1 Lime and Limestone for Environmental UsesUseNotesReferencedApproved Typesof LimeChemical Requirements,%Physical Requirements,%less thanCaO+MgO,minCO2,maxAvailableCaO,minBasicityFactor,minDry Sieve,38in.Wet Sieve,100 meshDrinking wat