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Germany

TRIWALA

Fraunhoferstraße 3, 25524, Itzehoe, Germany

DAKKS|D-PL-17741-01-01DAKKS|D-PL-17741-01-00DAKKS|D-PL-17741-01-02ISO/IEC 17025Register refreshed 2026-09-25
Certificates
3
Scope items
13
Standards
15
Locations
1

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Register record

DAKKSRefreshed
D-PL-17741-01-01Active
D-PL-17741-01-00Active
D-PL-17741-01-02Active

Accredited standards

15

Our reading of the DAKKS scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ISO

ISO 5667-1Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques
As written on the certificate · Line 2 (DAKKS D-PL-17741-01-01)

DIN EN ISO 5667-1; DIN EN ISO 19458; DIN 19643-1; ISO 5667-1; ISO 5667-5

ISO 5667-5Water quality - Sampling - Part 5: Guidance on sampling of drinking water from treatment works and piped distribution systems
As written on the certificate · Line 2 (DAKKS D-PL-17741-01-01)

DIN EN ISO 5667-1; DIN EN ISO 19458; DIN 19643-1; ISO 5667-1; ISO 5667-5

ISO 6222Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium
As written on the certificate · Line 3 (DAKKS D-PL-17741-01-01)

DIN EN ISO 7887; DIN EN ISO 10523; DIN EN ISO 7393-2; DIN EN ISO 6222; DIN EN ISO 16266

As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

As written on the certificate · Line 6 (DAKKS D-PL-17741-01-01)

DIN EN ISO 19458; DIN EN ISO 11731; DIN EN ISO 6222; ISO 19458; ISO 11731

ISO 7393-2Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes
As written on the certificate · Line 3 (DAKKS D-PL-17741-01-01)

DIN EN ISO 7887; DIN EN ISO 10523; DIN EN ISO 7393-2; DIN EN ISO 6222; DIN EN ISO 16266

ISO 7887Water quality - Examination and determination of colour
As written on the certificate · Line 3 (DAKKS D-PL-17741-01-01)

DIN EN ISO 7887; DIN EN ISO 10523; DIN EN ISO 7393-2; DIN EN ISO 6222; DIN EN ISO 16266

As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

ISO 7899-2Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method
As written on the certificate · Line 4 (DAKKS D-PL-17741-01-01)

DIN EN ISO 11731; DIN EN ISO 19458 2006-12 Wasserbeschaffenheit - Probenahme für mikrobiologische Untersuchungen UBA Empfehlung 18; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11 Pseudomonas aeruginosa DIN EN ISO 16266 2008-05; ISO 11731

ISO 9308-1Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora
As written on the certificate · Line 4 (DAKKS D-PL-17741-01-01)

DIN EN ISO 11731; DIN EN ISO 19458 2006-12 Wasserbeschaffenheit - Probenahme für mikrobiologische Untersuchungen UBA Empfehlung 18; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11 Pseudomonas aeruginosa DIN EN ISO 16266 2008-05; ISO 11731

As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

ISO 10523Water quality - Determination of pH
As written on the certificate · Line 3 (DAKKS D-PL-17741-01-01)

DIN EN ISO 7887; DIN EN ISO 10523; DIN EN ISO 7393-2; DIN EN ISO 6222; DIN EN ISO 16266

As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

ISO 11731Water quality - Enumeration of LegionellaCertificate says EN ISO 11731, EN ISO 11731 2019-03 UBA Empfehlung 18. Probably the same standard; not checked against the EN document.
As written on the certificate · Line 4 (DAKKS D-PL-17741-01-01)

DIN EN ISO 11731; DIN EN ISO 19458 2006-12 Wasserbeschaffenheit - Probenahme für mikrobiologische Untersuchungen UBA Empfehlung 18; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11 Pseudomonas aeruginosa DIN EN ISO 16266 2008-05; ISO 11731

As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

As written on the certificate · Line 6 (DAKKS D-PL-17741-01-01)

DIN EN ISO 19458; DIN EN ISO 11731; DIN EN ISO 6222; ISO 19458; ISO 11731

ISO 14189Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration
As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

ISO 16266Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration
As written on the certificate · Line 3 (DAKKS D-PL-17741-01-01)

DIN EN ISO 7887; DIN EN ISO 10523; DIN EN ISO 7393-2; DIN EN ISO 6222; DIN EN ISO 16266

As written on the certificate · Line 4 (DAKKS D-PL-17741-01-01)

DIN EN ISO 11731; DIN EN ISO 19458 2006-12 Wasserbeschaffenheit - Probenahme für mikrobiologische Untersuchungen UBA Empfehlung 18; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11 Pseudomonas aeruginosa DIN EN ISO 16266 2008-05; ISO 11731

ISO 18593Microbiology of the food chain - Horizontal methods for surface sampling
As written on the certificate · Line 4 (DAKKS D-PL-17741-01-02)

DIN EN ISO 18593 2018-10; ISO 18593 2018-10; EN ISO 18593 2018-10

ISO 19458Water quality - Sampling for microbiological analysis
As written on the certificate · Line 2 (DAKKS D-PL-17741-01-01)

DIN EN ISO 5667-1; DIN EN ISO 19458; DIN 19643-1; ISO 5667-1; ISO 5667-5

As written on the certificate · Line 4 (DAKKS D-PL-17741-01-01)

DIN EN ISO 11731; DIN EN ISO 19458 2006-12 Wasserbeschaffenheit - Probenahme für mikrobiologische Untersuchungen UBA Empfehlung 18; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11; DIN EN ISO 9308-1 2017-09 Intestinale Enterokokken DIN EN ISO 7899-2 2000-11 Pseudomonas aeruginosa DIN EN ISO 16266 2008-05; ISO 11731

As written on the certificate · Line 6 (DAKKS D-PL-17741-01-01)

DIN EN ISO 19458; DIN EN ISO 11731; DIN EN ISO 6222; ISO 19458; ISO 11731

Other standards

EN 1622Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN)
As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

EN 27888Water quality - Determination of electrical conductivity
As written on the certificate · Line 5 (DAKKS D-PL-17741-01-01)

DIN EN ISO 14189 2016-11 Coliforme Bakterien DIN EN ISO 9308-1 2017-09 Eisen nicht belegt Elektrische Leitfähigkeit DIN EN 27888 1993-11 Färbung DIN EN ISO 7887 2012-04; DIN EN ISO 6222 1999-07; DIN EN ISO 10523 2012-04; DIN EN ISO 11731 2019-03 UBA Empfehlung 18; DIN EN 1622 2006-10

Scope as published by DAKKS

13 lines
DAKKS

ISO/IEC 17025

Active

D-PL-17741-01-01

View scope
DAKKS

ISO/IEC 17025

Active

D-PL-17741-01-00

View scope
DAKKS

ISO/IEC 17025

Active

D-PL-17741-01-02

View scope

Location

Fraunhoferstraße 3, Itzehoe, 25524, DE

53.95808, 9.48583

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