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Specialty fluid · test-method registry

AdBlue / DEF / AUS 32 standards

Each published test is connected to its cited method and relevant international, Indian and industry companion protocols.

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Every referenced test and method.

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AdBlue / DEF / AUS 32 tests, cited methods and companion protocols
Test / parameterMethods cited on product pageRelevant protocols in registryWhy the test matters
Concentration / active componentProduct specification, density or refractive indexASTM D4052 · ISO 12185 · IS 1448 Part 16 · IS 1448 Part 32 · IS 1448 Part 167 · DIN EN ISO 12185 · DIN 51757 · Product-specific validated method · Ion chromatography · ICP-OESConfirms mixture strength and detects dilution or concentration.
pHProduct-specific ASTM / ISO methodProduct-specific validated method · Ion chromatography · ICP-OESIndicates acid-base condition, inhibitor state and contamination.
Conductivity / ionic contaminationProduct-specific conductivity methodProduct-specific validated method · Ion chromatography · ICP-OESScreens dissolved ionic material and water quality.
Elemental / ion profileICP-OES, ion chromatography or product specificationASTM D5185 · ASTM D7303 · IP 501 · IP 470 · Product-specific validated method · Ion chromatography · ICP-OESConfirms inhibitors and detects contamination or component ingress.
Appearance / insolublesVisual, gravimetric or filtration methodASTM D893 · Documented laboratory filtration procedureScreens precipitation, corrosion debris and foreign matter.
Urea concentration / density / refractive indexISO 22241-2ASTM D4052 · ISO 12185 · IS 1448 Part 16 · IS 1448 Part 32 · IS 1448 Part 167 · DIN EN ISO 12185 · DIN 51757 · ISO 22241-1 · ISO 22241-2 · ISO 22241-3 · ISO 22241-4 · DIN 70070 · Product-specific validated method · Ion chromatography · ICP-OESConfirms AUS 32 concentration and detects dilution, evaporation or incorrect product.
Biuret, aldehydes and insolublesISO 22241-2 analytical proceduresISO 22241-1 · ISO 22241-2 · ISO 22241-3 · ISO 22241-4 · DIN 70070 · ASTM D893 · Documented laboratory filtration procedureControls SCR-deposit precursors and manufacturing-quality impurities.
Particle count / cleanlinessISO 11500; reporting to ISO 4406ISO 11500 · ASTM D7647 · ISO 4406 · ISO 11171 · ISO 21018-4Quantifies solid-particle cleanliness where component clearances and servo reliability are sensitive.
26 applicable records

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 · Test method

ASTM D4052

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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ISO · Test method

ISO 12185

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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IS/BIS · Test method

IS 1448 Part 16

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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IS/BIS · Test method

IS 1448 Part 32

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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IS/BIS · Test method

IS 1448 Part 167

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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DIN · Test method

DIN EN ISO 12185

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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DIN · Test method

DIN 51757

Density and relative density

Determines density for identity, quantity conversion, blending and compositional assessment using temperature-controlled instrumentation.

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ISO · Test method

ISO 11500

Particle count and cleanliness coding

Counts particles by a defined optical technique and reports concentration or a cleanliness code at stated size thresholds.

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ASTM · Test method

ASTM D7647

Particle count and cleanliness coding

Counts particles by a defined optical technique and reports concentration or a cleanliness code at stated size thresholds.

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ISO · Classification / guidance

ISO 4406

Particle count and cleanliness coding

Counts particles by a defined optical technique and reports concentration or a cleanliness code at stated size thresholds.

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ISO · Classification / guidance

ISO 11171

Particle count and cleanliness coding

Counts particles by a defined optical technique and reports concentration or a cleanliness code at stated size thresholds.

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ISO · Test method

ISO 21018-4

Particle count and cleanliness coding

Counts particles by a defined optical technique and reports concentration or a cleanliness code at stated size thresholds.

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ASTM · Test method

ASTM D5185

Elemental analysis by ICP-OES

Determines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations.

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ASTM · Test method

ASTM D7303

Elemental analysis by ICP-OES

Determines dissolved and fine suspended elements for additive, contaminant and wear-metal assessment within sample-introduction and particle-size limitations.

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IP/EI · Test method

IP 501

Elemental analysis by ICP-OES

Determines 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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IP/EI · Test method

IP 470

Elemental analysis by ICP-OES

Determines 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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ISO · Product specification

ISO 22241-1

AUS 32 / AdBlue quality

Defines AUS 32 quality characteristics and analytical procedures for urea concentration, impurities, handling and SCR-system compatibility.

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ISO · Test method

ISO 22241-2

AUS 32 / AdBlue quality

Defines AUS 32 quality characteristics and analytical procedures for urea concentration, impurities, handling and SCR-system compatibility.

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ISO · Classification / guidance

ISO 22241-3

AUS 32 / AdBlue quality

Defines AUS 32 quality characteristics and analytical procedures for urea concentration, impurities, handling and SCR-system compatibility.

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ISO · Classification / guidance

ISO 22241-4

AUS 32 / AdBlue quality

Defines AUS 32 quality characteristics and analytical procedures for urea concentration, impurities, handling and SCR-system compatibility.

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DIN · Product specification

DIN 70070

AUS 32 / AdBlue quality

Defines AUS 32 quality characteristics and analytical procedures for urea concentration, impurities, handling and SCR-system compatibility.

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OEM / laboratory · Screening / complementary method

Product-specific validated method

Concentration, pH, conductivity and ionic profile

Uses 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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OEM / laboratory · Screening / complementary method

Ion chromatography

Concentration, pH, conductivity and ionic profile

Uses 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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OEM / laboratory · Screening / complementary method

ICP-OES

Concentration, pH, conductivity and ionic profile

Uses 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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ASTM · Test method

ASTM D893

Appearance, insolubles and gravimetric contamination

Uses documented visual, filtration or gravimetric procedures to screen foreign matter, insolubles and precipitated degradation products.

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OEM / laboratory · Screening / complementary method

Documented laboratory filtration procedure

Appearance, insolubles and gravimetric contamination

Uses documented visual, filtration or gravimetric procedures to screen foreign matter, insolubles and precipitated degradation products.

Verify current edition ↗Verify the current edition, amendments, national adoption and contract applicability with the issuing body.