1、Designation: D5900 171Standard Specification forPhysical and Chemical Properties of Industry ReferenceMaterials (IRM)1This standard is issued under the fixed designation D5900; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the ye
2、ar 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.1NOTEEditorially corrected Table 9 in February 2018.1. Scope1.1 This specification covers the chemical and physicalquality s
3、pecifications or requirements, or both, for IndustryReference Materials (IRMs) as cited in Practice D4678 andother standards.1.2 IRMs, as evaluated and referenced in Practice D4678,are vitally important to conduct product, specification, anddevelopment testing in the rubber and carbon black industri
4、es.1.3 Before a new lot of material can be accepted as an IRM,it must comply with the specifications prescribed in thisspecification. However, these specifications are only part of therequirements. Other requirements as given in Practice D4678shall be met before a candidate material can be formallya
5、ccepted as an IRM.1.4 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.1.5 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard
6、 to establish appro-priate safety, health, and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Pr
7、inciples for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2D88 Test Method for Saybolt ViscosityD92 Test Method for Flash and Fire Points by Cleveland
8、Open Cup TesterD97 Test Method for Pour Point of Petroleum ProductsD280 Test Methods for Hygroscopic Moisture (and OtherMatter Volatile Under the Test Conditions) in PigmentsD287 Test Method for API Gravity of Crude Petroleum andPetroleum Products (Hydrometer Method)D445 Test Method for Kinematic Vi
9、scosity of Transparentand Opaque Liquids (and Calculation of Dynamic Viscos-ity)D611 Test Methods for Aniline Point and Mixed AnilinePoint of Petroleum Products and Hydrocarbon SolventsD1278 Test Methods for Rubber from Natural SourcesChemical AnalysisD1416 Test Methods for Rubber from Synthetic Sou
10、rcesChemical Analysis (Withdrawn 1996)3D1500 Test Method for ASTM Color of Petroleum Products(ASTM Color Scale)D1519 Test Methods for Rubber ChemicalsDeterminationof Melting RangeD1646 Test Methods for RubberViscosity, StressRelaxation, and Pre-Vulcanization Characteristics(Mooney Viscometer)D1747 T
11、est Method for Refractive Index of Viscous Mate-rialsD1951 Test Method for Ash in Drying Oils and Fatty Acids(Withdrawn 2003)31This specification is under the jurisdiction ofASTM Committee D11 on Rubberand Rubber-like Materials and is the direct responsibility of Subcommittee D11.20on Compounding Ma
12、terials and Procedures.Current edition approved Sept. 1, 2017. Published September 2017. Originallyapproved in 1996. Last previous edition approved in 2016 as D5900 16. DOI:10.1520/D5900-17E01.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at se
13、rviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken,
14、 PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organizatio
15、n Technical Barriers to Trade (TBT) Committee.1D1959 Test Method for Iodine Value of Drying Oils andFatty Acids (Withdrawn 2006)3D1960 Test Method for Loss on Heating of Drying Oils(Withdrawn 2003)3D1965 Test Method for Unsaponifiable Matter in DryingOils, Fatty Acids, and Polymerized Fatty Acids (W
16、ith-drawn 2007)3D1980 Test Method for Acid Value of Fatty Acids andPolymerized Fatty Acids (Withdrawn 2007)3D1982 Test Method for Titer of Fatty AcidsD1993 Test Method for Precipitated Silica-Surface Area byMultipoint BET Nitrogen AdsorptionD2007 Test Method for Characteristic Groups in RubberExtend
17、er and Processing Oils and Other Petroleum-Derived Oils by the Clay-Gel Absorption Chromato-graphic MethodD2140 Practice for Calculating Carbon-Type Compositionof Insulating Oils of Petroleum OriginD2161 Practice for Conversion of Kinematic Viscosity toSaybolt Universal Viscosity or to Saybolt Furol
18、 ViscosityD2501 Test Method for Calculation of Viscosity-GravityConstant (VGC) of Petroleum OilsD3037 Test Method for Carbon BlackSurface Area byNitrogen Adsorption (Withdrawn 1999)3D3157 Test Method for Rubber from Natural SourcesColorD3194 Test Method for Rubber From Natural SourcesPlasticity Rete
19、ntion Index (PRI)D3280 Test Methods for Analysis of White Zinc PigmentsD4004 Test Methods for RubberDetermination of MetalContent by Flame Atomic Absorption (AAS) AnalysisD4075 Test Methods for Rubber Compounding MaterialsFlame Atomic Absorption AnalysisDetermination ofMetalsD4315 Test Methods for R
20、ubber Compounding MaterialZinc OxideD4569 Test Method for Rubber Compounding MaterialsDetermination of Acidity in SulfurD4570 Test Method for Rubber ChemicalsDeterminationof Particle Size of Sulfur by Sieving (Dry)D4571 Test Methods for Rubber Compounding MaterialsDetermination of Volatile MaterialD
21、4572 Test Method for Rubber ChemicalsWet SieveAnalysis of SulfurD4574 Test Methods for Rubber Compounding MaterialsDetermination of Ash ContentD4578 Test Methods for Rubber ChemicalsDeterminationof Percent Sulfur by ExtractionD4678 Practice for RubberPreparation, Testing,Acceptance, Documentation, a
22、nd Use of Reference Mate-rialsD4934 Test Method for Rubber Compounding Materials:2-Benzothiazyl Sulfenamide AcceleratorsInsolublesD4936 Test Method for Mercaptobenzothiazole SulfenamideAssay by Reduction/TitrationD5289 Test Method for Rubber PropertyVulcanizationUsing Rotorless Cure MetersD5668 Test
23、 Methods for Rubber From Synthetic SourcesVolatile MatterD6738 Test Method for Precipitated SilicaVolatile Con-tentD6739 Test Method for SilicapH ValueD6845 Test Method for Silica, Precipitated, HydratedCTAB (Cetyltrimethylammonium Bromide) Surface AreaD6854 Test Method for SilicaOil Absorption Numb
24、er(OAN)2.2 ISO Standards:4ISO 787 General methods of test for pigments and extendersISO 3262 Extenders for paints - Specifications and methodsof test3. Significance and Use3.1 IRMs are vitally important in product and specificationtesting, in research and development work, in technical servicework,
25、and in quality control operations in the rubber andcarbon black industries. They are especially valuable forreferee purposes. Many ASTM rubber standards for the evalu-ation of natural or synthetic rubber require the use of specificIRMs in their test recipes for better laboratory repeatability andrep
26、roducibility.3.2 New material lots that have been selected as candidatesfor IRM approval shall conform to the appropriate specifica-tions given in this standard and meet requirements given inPractice D4678 before the lots may be accepted as IRMs.3.3 The chemical and physical IRM specifications shown
27、will ensure some consistency in IRM properties from one lot tothe next. However, the specifications cannot ensure exactinter-lot consistency.4. Assignment and Tabulation of Reference Material(RM) Numbers4.1 Assigning RM NumbersTable 1 lists the numberingsystem that shall be used for assigning number
28、s for referencematerials. These numbers shall be assigned to either IRM orCRM candidate materials, with the acronym preceding thenumber when referring to the reference material.5. Specifications5.1 The following are specifications for Industry ReferenceMaterials (IRMs).5.2 Specification for IRM 15Te
29、tramethyl Thiuram Disul-fide (TMTD):5.2.1 Material description:Appearance is light buff to whitepowder. Specific gravity is 1.5. This material is commonlyused in certain ASTM rubber test recipes as an accelerator insulfur vulcanization.5.2.2 Specifications are given in Table 2.5.3 Specification for
30、IRM 26Benzothiazyl Disulfide(MBTS)4Available from International Organization for Standardization (ISO), 1, ch. dela Voie-Creuse, CP 56, CH-1211 Geneva 20, Switzerland, http:/www.iso.org.5Lot IRM 1a is no longer available; IRM 1b has not been approved.6A lot IRM 2a has been depleted. Lot IRM 2b has n
31、ot been approved.D5900 17125.3.1 Material description: Appearance is cream-coloredpowder. Specific gravity is 1.5. This material shall contain 2 60.2 % mineral oil. This material is commonly used as anaccelerator in certain ASTM rubber test recipes in sulfurvulcanization.5.3.2 Specifications are giv
32、en in Table 3.5.4 Specification for IRM 37N-tert-butyl-benzothiazoleSulfenamide (TBBS)5.4.1 Material description: Appearance is light tan or beigepellets approximately18 in. long. Specific gravity is 1.28.5.4.2 Specifications are given in Table 4.7An approved lot has been reserved and is available f
33、rom Akron RubberDevelopment Lab Inc., 300 Kenmore Blvd., Akron, OH 44301, website: www.ardl-.com.TABLE 1 Reference Material Number Assignment by MaterialClassificationAMaterial Classification RM NumberAccelerators 110Antioxidants 1120Fatty or stearic acids 2130Sulfur 3140Process oils 4150Plasticizer
34、s, physical 5160Waxes 6170Processing aids 7180ASTM and other reference liquids 8190Zinc-oxides 9199Silicas 100110Unassigned 111120Non-black fillers 121140NR 201210SBR 211220NBR 221230CR 231240IIR 241250BR 251260Other rubbers 261300Tackifying resins 301320Non-sulfur crosslinking agents 321340Inhibito
35、rs/retarders 341360Plasticizers, chemical (peptizers) 361380Reference liquids 901930Miscellaneous materials 931999AThe assigned numbers apply to both IRM and CRM.TABLE 2 Specification for IRM 1Tetramethyl Thiuram Disulfide(TMTD)Property ASTM Designation LimitsMelting point, C D1519 142 minAsh, % D45
36、74 0.10 maxLoss on heating at 105C, % loss D4571 0.5 maxWet sieve analysis, % retaining on 100mesh screenD4572 0.05 maxTABLE 3 Specification for IRM 2Benzothiazyl Disulfide (MBTS)Property ASTM Designation LimitsMelting point, C D1519 165 minAsh, % D4574 0.7 maxLoss on heating at 105C, % loss D4571 0
37、.5 maxWet sieve analysis, % retained on 100mesh screenD4572 0.1 maxTABLE 4 Specification for IRM 3N-tert-butyl-benzothiazoleSulfenamide (TBBS)Property ASTM Designation Limit/TargetAssay, % D4936 96 minMelting Point, Initial, C D1519 104 minMelting Point, Final, C D1519 112 maxVolatile Matter, % D141
38、6 0.4 maxAsh, % D4574 0.5 maxInsolubles in Methanol, % D4934 0.5 maxTABLE 5 Specification for IRM 21Stearic AcidProperty ASTM Designation Limit/TargetAcid Value D1980 193 to 199 minTiter, C D1982 66 minIodine Value, % D1959 1.0 maxLoss on Heating, % D1960 0.2 maxAsh, % D1951 0.05 maxFat, Unsaponifia
39、bles andInsoluble, %D1965 0.5 maxTABLE 6 Specification for IRM 31SulfurProperty ASTM Designation Limit/TargetPurity, % D4571D4574D4578D456999.5 minVolatile Matter, C D4571 0.5 maxAsh, % D4574 0.3 maxInsoluble in CS2,% D4578 0.3 maxAcidity, % D4569 0.005 maxDry analysis, % retained on 100mesh screenD
40、4570 0.0 maxDry analysis, % retained on 200mesh screenD4570 5to10TABLE 7 Specification for IRM 91Zinc Oxide (ZnO)Property ASTM Designation Limits/TargetsSurface area, m2/g D4315 and D3037 4.30.3% Zinc oxide D3280 99.5 min% Lead D4075 0.08 max% Cadmium D4075 0.08 maxLoss on heating 105C %lossD280 0.5
41、0 maxWet sieve analysis, %, retainson 45 mD4315 0.10 maxTABLE 8 Specification for IRM 100Precipitated SilicaProperty ASTM Designation Limits/TargetsSurface area (BET), m2/g D1993 17515Surface area (CTAB), m2/g D6845 16715Volatile matter, % (2 h at 105C) D6738 3.50.7pH value, (5 %) D6739 5.50.5Conduc
42、tivity, S/cm (4 %) ISO 787 #350Loss on ignition, % (orig. mat.) ISO 3262 6.5 1.0OAN Silica (DOA), mL/100 g (orig.mat.)D6854 26015TABLE 9 Specification for IRM 241Butyl RubberProperty ASTM Designation Limits/TargetsMooney Viscosity ML(1 + 8) 125C(unmassed)D1646 511Volatile matter, % D5668 0.30 maxD59
43、00 17135.5 Specification for IRM 217Stearic Acid5.5.1 Material description: Appearance is a fine powder orflakes.5.5.2 Specifications are given in Table 5.5.6 Specification for IRM 317Sulfur:5.6.1 Material description: Appearance is light to paleyellow powder.5.6.2 Specifications are given in Table
44、6.5.7 Specification for IRM 918Zinc Oxide (ZnO):5.7.1 Material description: Appearance is a white powder.Specific gravity is 5.6. This material is commonly used inmany ASTM rubber test recipes as an activator and in ASTMtest recipes for testing halogenated elastomers as a vulcanizingagent.5.7.2 Spec
45、ifications are given in Table 7.5.8 Specification for IRM 1009Precipitated Silica:5.8.1 Material DescriptionAppearance is a white powder.Specific gravity is 2.0. Its CAS registry number is 112926-00-8. This silica is commonly used for the quality controlmonitoring of typical silica properties.5.8.2
46、Specifications are given in Table 8.5.9 Specification for IRM 2417Butyl Rubber5.9.1 Material description: Appearance is pale white solidrubber. This is a copolymer of isobutylene and isoprene (IIR).The rubber shall be stabilized with a non-staining antioxidantsuitable for long-term storage. Specific
47、 gravity is 0.92. Thismaterial is commonly used for the quality control monitoringof Mooney viscometers in accordance with Test MethodsD1646.5.9.2 Specifications are given in Table 9.5.10 Specification for IRM 9018Petroleum Oil:5.10.1 Material description: Appearance is a dark liquid.Specific gravit
48、y is 0.8. This oil is a severely solvent refinedheavy paraffinic petroleum oil. Its CAS registry number is64741-88-4. This oil is commonly used in ASTM oil immer-sion tests. Typical properties are as follows: Aromatics, Ca inaccordance with Test Method D2140 is 3 %; pour point inaccordance with Test
49、 Method D97 is 12C; color in accor-dance with Test Method D1500 is L3.5; refractive index inaccordance with Test Method D1747 is 1.4848; and UVabsorption 260 nm is 0.8.5.10.2 Specifications are given in Table 10.5.11 Specification for IRM 9028Petroleum Oil:5.11.1 Material description: Appearance is a light yellow,translucent liquid. Specific gravity is 0.8. This oil is a severelyhydrotreated naphthenic distillate. Its CAS registry number is64742-52-5. This oil is commonly use
