Every referenced test and method.
| Test / parameter | Methods cited on product page | Relevant protocols in registry | Why the test matters |
|---|---|---|---|
| Kinematic viscosity | ASTM D445 / ISO 3104 | ASTM D445 · ISO 3104 · IS 1448 Part 25 Section 1 · IS 1448 Part 186 · DIN EN ISO 3104 · ASTM D2983 · ASTM D5293 | Screens grade change, dilution, oxidation, soot and shear. |
| Base number | ASTM D2896 / ASTM D4739 | ASTM D2896 · ASTM D4739 · DIN ISO 3771 | Trends alkaline reserve using one consistent method. |
| Acid number | ASTM D664 | ASTM D664 · ASTM D974 · IEC 62021 · IS 1448 Part 2 · DIN 51558 | Trends acidic constituents and chemical condition. |
| Wear metals | ASTM D5185 ICP-OES with PQ/ferrography where required | ASTM D5185 · ASTM D7303 · IP 501 · IP 470 · ASTM D7690 · Direct-reading ferrous density · Analytical ferrography · Product-specific validated method · Ion chromatography · ICP-OES | Provides element-specific wear evidence across particle-size limitations. |
| Soot | ASTM E2412 / validated laboratory method | ASTM E2412 · ASTM D7412 · ASTM D7414 · ASTM D7624 | Tracks combustion-derived carbon and dispersancy loading. |
| Fuel dilution | ASTM D7593 / GC or validated method | ASTM E2412 · ASTM D7593 · ASTM D4291 · Gas chromatography | Assesses unburned fuel that can reduce viscosity and film strength. |
| Water / glycol | ASTM D6304; ASTM D4291 / FTIR | ASTM D6304 · ASTM D1533 · IEC 60814 · ISO 3733 · ASTM D2709 · IS 1448 Part 182 · DIN 51777 · ASTM E2412 · ASTM D7412 · ASTM D7414 · ASTM D7624 · ASTM D7593 · ASTM D4291 · Gas chromatography | Screens coolant leakage, condensation and corrosion risk. |
| Oxidation / nitration | ASTM E2412 FTIR trending | ASTM E2412 · ASTM D7412 · ASTM D7414 · ASTM D7624 | Tracks molecular degradation relative to a suitable baseline. |
Method scope, role and issuing body.
Use the official link to verify status and edition. The summaries below explain diagnostic relevance without reproducing controlled method text.
ASTM D445
Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Kinematic viscosity and viscosity classificationMeasures resistance to flow at a stated temperature for grade confirmation, dilution, shear and oxidation assessment.
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Acid number and neutralisation numberDetermines acidic or basic constituents by a defined titration system; results from different titration methods are not automatically interchangeable.
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Acid number and neutralisation numberDetermines acidic or basic constituents by a defined titration system; results from different titration methods are not automatically interchangeable.
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Acid number and neutralisation numberDetermines acidic or basic constituents by a defined titration system; results from different titration methods are not automatically interchangeable.
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Acid number and neutralisation numberDetermines acidic or basic constituents by a defined titration system; results from different titration methods are not automatically interchangeable.
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Acid number and neutralisation numberDetermines acidic or basic constituents by a defined titration system; results from different titration methods are not automatically interchangeable.
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Base number / alkalinity reserveDetermines alkaline reserve in engine and cylinder lubricants using a selected titration chemistry that must remain consistent for trending.
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Base number / alkalinity reserveDetermines alkaline reserve in engine and cylinder lubricants using a selected titration chemistry that must remain consistent for trending.
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Base number / alkalinity reserveDetermines alkaline reserve in engine and cylinder lubricants using a selected titration chemistry that must remain consistent for trending.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Water by Karl Fischer and product-specific methodsQuantifies water by coulometric or volumetric Karl Fischer titration, or by the product-specific separation method named in the governing specification.
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Elemental analysis by ICP-OESDetermines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations.
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Elemental analysis by ICP-OESDetermines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations.
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Elemental analysis by ICP-OESDetermines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations. Determines catalyst-fine indicator elements in residual and distillate marine fuels using a method accepted by the governing marine-fuel specification.
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Elemental analysis by ICP-OESDetermines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations. Determines catalyst-fine indicator elements in residual and distillate marine fuels using a method accepted by the governing marine-fuel specification.
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Ferrous density and wear-particle morphologyComplements spectrometric analysis by responding to larger ferromagnetic debris or examining particle morphology and severity.
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Ferrous density and wear-particle morphologyComplements spectrometric analysis by responding to larger ferromagnetic debris or examining particle morphology and severity.
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Ferrous density and wear-particle morphologyComplements spectrometric analysis by responding to larger ferromagnetic debris or examining particle morphology and severity.
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Infrared lubricant condition monitoringUses FTIR spectra to trend oxidation, nitration, soot and selected contaminants against an appropriate reference and validated practice. Determines or screens volatile fuel and coolant markers using chromatography, infrared or a validated product-specific procedure.
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Infrared lubricant condition monitoringUses FTIR spectra to trend oxidation, nitration, soot and selected contaminants against an appropriate reference and validated practice.
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Infrared lubricant condition monitoringUses FTIR spectra to trend oxidation, nitration, soot and selected contaminants against an appropriate reference and validated practice.
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Infrared lubricant condition monitoringUses FTIR spectra to trend oxidation, nitration, soot and selected contaminants against an appropriate reference and validated practice.
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Fuel dilution and glycol contamination in used oilDetermines or screens volatile fuel and coolant markers using chromatography, infrared or a validated product-specific procedure.
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Fuel dilution and glycol contamination in used oilDetermines or screens volatile fuel and coolant markers using chromatography, infrared or a validated product-specific procedure.
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Fuel dilution and glycol contamination in used oilDetermines or screens volatile fuel and coolant markers using chromatography, infrared or a validated product-specific procedure.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Lubricant families, classifications and product specificationsClassifies lubricant families and establishes application-specific minimum characteristics; it does not replace an OEM approval or in-service condition limit.
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Engine-oil performance classifications and viscosity gradesDefines performance categories, engine tests, chemical limits or viscosity grades used for engine-oil licensing and OEM selection.
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Engine-oil performance classifications and viscosity gradesDefines performance categories, engine tests, chemical limits or viscosity grades used for engine-oil licensing and OEM selection.
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Engine-oil performance classifications and viscosity gradesDefines performance categories, engine tests, chemical limits or viscosity grades used for engine-oil licensing and OEM selection.
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Engine-oil performance classifications and viscosity gradesDefines performance categories, engine tests, chemical limits or viscosity grades used for engine-oil licensing and OEM selection.
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Engine-oil performance classifications and viscosity gradesDefines performance categories, engine tests, chemical limits or viscosity grades used for engine-oil licensing and OEM selection.
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Concentration, pH, conductivity and ionic profileUses the product specification and a validated density, refractive-index, electrochemical, ion-chromatography or elemental method to assess aqueous and specialty-fluid composition.
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Concentration, pH, conductivity and ionic profileUses the product specification and a validated density, refractive-index, electrochemical, ion-chromatography or elemental method to assess aqueous and specialty-fluid composition.
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Concentration, pH, conductivity and ionic profileUses the product specification and a validated density, refractive-index, electrochemical, ion-chromatography or elemental method to assess aqueous and specialty-fluid composition.
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