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Netherlands

Aqualab Zuid

Petrusplaat 1, 4251 NN, WERKENDAM, Netherlands

RvA L387ISO/IEC 17025Register refreshed 2026-10-25
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Accredited standards
13
RvA certificate
1
Site in our directory
1
RvA accredited scope

What this lab is accredited for

Our reading of the RvA scope: each standard once, with its official name where we have checked it.

Only this lab. Searches the 13 standard numbers and the 13 official names we hold. When no standard matches, it searches the method text of every scope line.

ISO12
ISO 5667-5Water quality - Sampling - Part 5: Guidance on sampling of drinking water from treatment works and piped distribution systems
ISO 5667-11Water quality - Sampling - Part 11: Guidance on sampling of groundwaters
ISO 6222Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium
ISO 6461-2Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 2: Method by membrane filtration
ISO 7899-2Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method
ISO 9308-1Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora
ISO 10304-1Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
ISO 10523Water quality - Determination of pH
ISO 11731Water quality - Enumeration of Legionella

Certificate says EN ISO 11731 2019-03 UBA Empfehlung 18. Probably the same standard; not checked against the EN document.

ISO 14189Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration
ISO 15587-1Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion
ISO 19458Water quality - Sampling for microbiological analysis
Other standards1
EN 1484Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)

Read from the RvA scope document we downloaded on 2026-02-12. Register refreshed 2026-10-25.

Scope as published by RvA

10 lines
RvA

ISO/IEC 17025

Active

L387

The scope document we hold says it is valid until 2030-01-01.

View scope

Location

Petrusplaat 1, WERKENDAM, 4251 NN, NL

51.80792, 4.89873

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Accreditation data refreshed from the RvA register on .

This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the RvA entry linked above.