VDA Band 19.1

Technical cleanliness and particle contamination analysis

VDA Band 19.1 is a German automotive industry standard that defines cleanliness requirements and testing procedures for functionally relevant components in fluid circuits. It specifies sampling methods, particle extraction techniques, and contamination classification compatible with ISO 4406 codes. This standard is widely used by Tier 1 suppliers and OEMs in Germany and central Europe to verify component integrity before assembly. Accreditation to this standard demonstrates laboratory competence in precise particle quantification and adherence to stringent German automotive quality expectations.

What it measures

  • Particle count and size classification (ISO 4406 compatible)
  • Cleanliness class of functional components
  • Surface contamination of injectors, valves, and pumps
  • Acceptable contamination thresholds per application
  • Particle morphology and composition
๐Ÿ‡ฉ๐Ÿ‡ช DIN EN ISO 16232 ๐Ÿ‡ฌ๐Ÿ‡ง BS EN ISO 16232 ๐Ÿ‡ซ๐Ÿ‡ท NF EN ISO 16232 ๐Ÿ‡ฎ๐Ÿ‡น UNI EN ISO 16232 ๐Ÿ‡ช๐Ÿ‡ธ UNE EN ISO 16232 ๐Ÿ‡ณ๐Ÿ‡ฑ NEN EN ISO 16232 ๐Ÿ‡ฉ๐Ÿ‡ช DIN EN ISO 4406 ๐Ÿ‡ฌ๐Ÿ‡ง BS EN ISO 4406 ๐Ÿ‡ซ๐Ÿ‡ท NF EN ISO 4406 ๐Ÿ‡ฎ๐Ÿ‡น UNI EN ISO 4406 ๐Ÿ‡ช๐Ÿ‡ธ UNE EN ISO 4406 ๐Ÿ‡ณ๐Ÿ‡ฑ NEN EN ISO 4406
1,865 Accredited labs
17 Countries

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ACCREDIA 00700 Catania, IT
EPA 6020 DIN EN 12457-2 BS EN 15662 DIN EN ISO 6888-1 EPA 3015 + 3 more
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ACCREDIA 00816 Bergamo, IT
BS EN 15662 DIN EN ISO 6888-1 AOAC 2012.01 2016 DIN EN ISO 15213-2 ISO 4832 + 3 more
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ACCREDIA 00894 Casa Santa Erice, IT
ISO 6888-1 ISO 6888-2 DIN EN ISO 10304-1 BS EN 12697-13:2017 ISO 14189 + 3 more
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ACCREDIA 00648 Aulla, IT
ISO 17604 ISO 18787 BS EN 15662 AOAC 2012.01 2016 BS 7889:1997 (withdrawn) + 3 more
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Ladisa

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ACCREDIA 01963 Bari, IT
ISO 6888-1 ISO 18787 BS EN 15662 AOAC 2012.01 2016 DIN EN ISO 10304-1 + 3 more
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ACCREDIA 00138 Oristano, IT
ISO 4833-1 ISO 16649-2 ISO 6888-2 DIN EN ISO 11290-1 ISO 6579-1 + 3 more
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ACCREDIA 00645 Robassomero, IT
to BS EN ISO 16968:2015 DIN EN 16948 DIN EN 12457-2 DIN EN 15634-1 DIN EN ISO 14780 + 3 more
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MARINO

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ACCREDIA 00288 Santa Maria a Vico, IT
DIN EN 1484 UNI 10678 DIN EN 14207 EPA 6020 ISO 7899-2 + 3 more
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ACCREDIA 01007 Marsala, IT
ISO 4832 DIN EN ISO 11816-1 ISO 6888-1 ISO 9308-1 ISO 16649-2 + 3 more
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METRALAB SRL

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ACCREDIA 00477 Cadorago, IT
DIN EN ISO 19020 ISO 15705 ISO 9308-1 ISO 21527-2 DIN EN ISO 11885 + 3 more
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ACCREDIA 00540 Napoli, IT
DIN EN ISO 12945-2 DIN EN ISO 5403-1 DIN EN ISO 2060 DIN EN ISO 13937-1 DIN EN ISO 11642 + 3 more
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MONDECO SrL

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ACCREDIA 00319 Piobesi d'Alba, IT
DIN EN 12457-2 DIN EN ISO 6888-1 DIN EN ISO 20236 DIN EN ISO 10304-1 ISO 11731 + 3 more
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ACCREDIA 00546 Gazoldo degli Ippoliti, IT
DIN EN 12457-2 DIN EN 16175-1 DIN EN ISO 6888-1 DIN EN ISO 10304-1 DIN EN 12880 + 3 more
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ACCREDIA 01676 Biassono, IT
ASTM B212-21 ASTM E1019-24 ASTM B527-24 BS EN ISO 3923-1 ASTM B417-22 + 3 more
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ACCREDIA 02288 Roma, IT
ETSI EN 319 412 ETSI EN 319 401 ETSI EN 319 411-2 ETSI EN 319 411-1
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NATURA

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ACCREDIA 00490 Casoria, IT
EPA 3005 EPA 6020 DIN EN 12457-2 ISO 5667-5 EPA 3545 + 3 more
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ACCREDIA 00846 Olevano sul Tusciano, IT
DIN EN 1186-3 DIN EN 17322 EPA 3535 BS EN 15662 EPA 3015 + 3 more
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ACCREDIA 00036 Biassono, IT
DIN EN 62368-1: 2016 DIN EN 61326-2-6 DIN EN 61010-2-101 EN IEC 62368-1 IEC 61326-2-6 + 3 more
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Niki Srl

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ACCREDIA 02154 Cisliano, IT
ASTM D2896-21 ASTM D445-24 ASTM D5185-18 ASTM D93-25 ASTM D2270-24 + 1 more
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ACCREDIA 00271 Cabiate, IT
ISO 11423-1 DIN EN 17394-2 ISO 6703-1 EPA 160.1 1971 ISO 14189 + 3 more
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O.S.I. Srl

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ACCREDIA 00318 Isola del Liri, IT
DIN EN 12457-2 DIN EN ISO 6888-1 AOAC 2012.01 2016 UNI 10802 DIN EN ISO 6888-2 + 3 more
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ACCREDIA 01116 Atripalda, IT
AOAC 2012.01 2016
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ACCREDIA 00238 Cremona, IT
DIN EN 1484 UNI 11757 UNI 10511-1 DIN EN ISO 9308-2 DIN EN ISO 10304-4 + 3 more
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PPT srl

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ACCREDIA 00958 San Giovanni Lupatoto, IT
DIN EN 12457-2 DIN EN ISO 6888-1 ISO 4832 DIN EN 13137 DIN EN ISO 11290-1 + 3 more
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ACCREDIA 00706 Latina, IT
BS EN 15662 AOAC 2012.01 2016 AOAC 2000.16 2004 ISO 1871 ISO 21528-2 + 3 more
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Industries

Automotive component suppliers German and European OEM supply chains Hydraulic component manufacturing Fuel system component production Precision fluid power devices

Related Standards

  • ISO 16232 Road vehicles โ€” Cleanliness of components for fluid circuits
  • ISO 4406 Hydraulic fluid power fluids โ€” Coding of the degree of cleanliness
  • ISO 11158 Industrial oils for turbines โ€” Specifications for mineral and synthetic hydraulic oils

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