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 | Confirms grade and detects dilution, shear, oxidation or mixing. |
| Acid number | ASTM D664 | ASTM D664 · ASTM D974 · IEC 62021 · IS 1448 Part 2 · DIN 51558 | Trends acidic constituents, oxidation and contamination against a new-oil baseline. |
| Water | ASTM D6304 | ASTM D6304 · ASTM D1533 · IEC 60814 · ISO 3733 · ASTM D2709 · IS 1448 Part 182 · DIN 51777 | Quantifies moisture relevant to corrosion, additive loss and film strength. |
| Elemental analysis | ASTM D5185 with PQ / ferrography where needed | ASTM D5185 · ASTM D7303 · IP 501 · IP 470 · ASTM D7690 · Direct-reading ferrous density · Analytical ferrography · Product-specific validated method · Ion chromatography · ICP-OES | Screens wear, contaminants and additive chemistry within method limitations. |
| FTIR condition | ASTM E2412 trending | ASTM E2412 · ASTM D7412 · ASTM D7414 · ASTM D7624 | Tracks oxidation and selected molecular contaminants against a comparable reference. |
| Base number / alkalinity reserve | ASTM D2896 or ASTM D4739, selected consistently | ASTM D2896 · ASTM D4739 · DIN ISO 3771 | Tracks alkaline reserve used to neutralise combustion acids in engine and marine cylinder oils. |
| Ferrous debris / PQ index | Direct-reading ferrous density / PQ method; laboratory procedure | ASTM D4052 · ISO 12185 · IS 1448 Part 16 · IS 1448 Part 32 · IS 1448 Part 167 · DIN EN ISO 12185 · DIN 51757 · ASTM D7690 · Direct-reading ferrous density · Analytical ferrography | Responds to ferromagnetic debris including particles larger than routine ICP can efficiently detect. |
| Analytical ferrography / wear-particle morphology | ASTM D7690 or documented microscopic procedure | ASTM D7690 · Direct-reading ferrous density · Analytical ferrography · Product-specific validated method · Ion chromatography · ICP-OES | Examines particle size, shape, colour and concentration to distinguish rubbing, cutting, fatigue, corrosion and contaminant debris. |
| Soot / carbonaceous insolubles | ASTM E2412 FTIR trending; thermogravimetric or validated infrared procedure | ASTM E2412 · ASTM D7412 · ASTM D7414 · ASTM D7624 · ASTM D893 · Documented laboratory filtration procedure | Indicates combustion-derived loading that can thicken oil, disperse additives and promote abrasive or deposit-related wear. |
| Sulfated ash | ASTM D874 | ASTM D874 · ISO 3987 · DIN 51575 | Characterises metal-containing additive and ash contribution relevant to gas-engine deposits, emissions systems and cylinder lubrication. |
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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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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Density and relative densityDetermines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.
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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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Sulfated ashDetermines metal-containing ash after controlled ignition and sulfation for formulation identity and ash-related application assessment.
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Sulfated ashDetermines metal-containing ash after controlled ignition and sulfation for formulation identity and ash-related application assessment.
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Sulfated ashDetermines metal-containing ash after controlled ignition and sulfation for formulation identity and ash-related application assessment.
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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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Appearance, insolubles and gravimetric contaminationUses documented visual, filtration or gravimetric procedures to screen foreign matter, insolubles and precipitated degradation products.
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Appearance, insolubles and gravimetric contaminationUses documented visual, filtration or gravimetric procedures to screen foreign matter, insolubles and precipitated degradation products.
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