Sign Up! – Better Biomass Event – Wednesday 7 June
Location: Eneco World, Marten Meesweg 5, 3068 AV, Rotterdam
To register, send an email to

Better Biomass Event Programme
12.00    Registration and lunch
13.00    Welcome and opening
13.10    Better Biomass … Read more

New version Better Biomass - NTA8080 published

As a consequence of the recent publication of the Better Biomass scheme (8080:2017-04), it is now possible to certify biomass for the updated version of the standard.
In 2015 the NTA 8080 standard was renewed in order to improve the standards for sustainable producten and chain of custody. The Better Biomass scheme (8080:2017-04) describes the … Read more

QS participates at 'INFRA Relatiedagen 2017' Trade Fair

From 6 until 9 February the annual exhibition 'INFRA Relatiedagen' take place in Hardenberg.
At our stand, a test engineer will perform a demo programme regarding tensile strength & decohesion tests of electrofusion assembly.

QS gladly welcomes you at our stand Read more

Dutch environmental quality label Milieukeur Green Electricity Scheme is unaltered

 Criteria are unaltered and prolonged untill January 1st 2018.
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Omrin receives the Better Biomass certificate for new digestion installation

Recycling comnay Omrin received the Better Biomass certificate for its digestion facility at  Ecopark De Wierde. This facility produces green gas from several residual streams.

Managing director Recycling of Omrin, Hein Grafhorst, received the certificate by Ferd Crone (vice-chairman of Groengas Nederland and Major of Leeuwarden). Crone … Read more

ARN launches biogenic CO2

ARN is owning a digestion facility since the end of 2012. The organic household waste from the region of Nijmegen is converted into a range of useful products, such as green gas, first-rate compost and liquid CO2. ARN’s partner OCAP (subsidiary of LindeGas) delivers the products for application in e.g. agriculture and cooling systems.

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QS Testing accredited for NTA8828:2016

The Dutch Accreditation Council, RVA, recently has assessed and approved QS Testing concerning tests in conformity with NTA8828:2016. The new Dutch standard regarding PE electrofusion welding, not only describes new criteria for materials,  equipment, human factors, methodology and management, but also methodologies for e.g. tensile testing. … Read more


In order to keep pace with the latest applicable scientific developments, QS will actively participate at the 6th European Geosynthetics Congress in Ljubljana next week. The broad spectrum the market comprises, is reflected in the wide range of subjects which are brought together in the programme. The accompanying conference journal is published … Read more

QS compensates CO2

For some years now, QS compensates the driven kilometers through Greenlease and VCS credits. With the compensation of 2015, there was a contribution made to the sustainable energy supply of local projects.
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Contribution standardization committees

QS has been a member of the Dutch, European and International standardization network since the beginning of 2016. We are participating in NEN, CEN and ISO standardization committees within the fields of geosynthetics and plastic piping systems. Our involvement in these committees ensures that we are continuously contributing and knowledgeable … Read more

Addition to transition arrangement for PE-welders

The transition arrangement for PE-welders, was updated for several aspects. This concerns the Dutch personal certification only, and is only applicable in the Dutch Read more

QS participates at 'INFRA Relatiedagen 2016' Trade Fair

From 2 until 4 February the annual exhibition 'INFRA Relatiedagen' take place in Hardenberg. QS gladly welcomes you at our stand 401.
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Job Openings

QS currently has several job openings to support our team efforts in testing, inspection and Read more

QS Testing receives accreditation certificate NEN-EN-ISO/IEC 17025

On Tuesday August 25th, the general director of the Dutch Accreditation Council handed over the framed ISO 17025 certificate to Jorn Bronsvoort, managing director of QS Testing. After a successful accreditation trajectory QS is proud to have reached this milestone.

QS Testing is accredited according NEN-EN-ISO/IEC 17025 for its laboratory … Read more

QS attending 15th International Waste Management and Landfill Symposium 2015, Cagliari, Sardinia, Italy

Starting from 1993 QS is attending this 2-years international orientated symposium. This year, QS will also attend this symposium from 5 up to and including 9 October to be informed about the latest state of the art techniques and regulation for the specialism Waste Management and Landfilling.
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QS accomplished NEN-EN-ISO/IEC 17025 accreditation

NTA8288 will become new standard for PE-electrofusion welding

Under the guidance of the Dutch Standardization Institute (NEN) market parties are realizing a new standard for 'electrofusion in PE-pipes ' to replace the VM102 standard. New requirements and uniform arrangements for processing of electrofusion conections are dedeveloped in order to improve the quality and reliability of piping … Read more

Meet QS during BVOR Demo Event

The Dutch Organisation for Organic Waste Streams (BVOR) organises a Demo Event at June 17th and 18th. Being a benefactor of the BVOR, QS takes part in the business market which is held these days. We'd like to meet you to introduce you to our services. Examples are: certification of biomass and compost, inspections regarding floors, facilities … Read more

Meet QS Certification at the Dutch event Bioenergy Day

Visit our company stand at June 18th 2015 in Apeldoorn. Our team will gladly inform you about the possibilities regarding certification for your energy or materials value Read more

How is Soil protection perceived by the principal?

Better Biomass (NTA 8080) certificate for FrieslandCampina and Empyro

Empyro and FrieslandCampina have received the Better Biomass (NTA 8080) certificate under the watchful eye of Minister Kamp (Economic Affairs).
The new production site of FrieslandCampina in Borculo will use  pyrolysis oil for its energy supply. The oil is produced from biomass by Empyro. This biomass is certified by QS Certification Better … Read more

Eneco's biomass power station as the first certified for Better Biomass

Bio Golden Raand, the biomass power station of Eneco in Delfzijl, has acquired the  first Better Biomass certificate.Certificates that are issued on the basis of the standard NTA 8080 to companies that produce, process, trade or sustainable biomass are now called Better Biomass. With getting the Better Biomass certificate, Eneco completes the … Read more

Ministry validation completed AS 6901 trajectory QS

The Ministry validation for AS 6900 with its Protocol AS 6901 is granted to QS  by the Ministry of Infrastructure and the Environment (Bodem+). The recognition concerns' inspecting the construction of a work with insulating facilities' in the context of the Dutch Decree on soil quality. This makes QS the first …
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New name NTA 8080 certificate : Better Biomass

Certificates which fulfill the sustainability criteria of the NTA 8080 sustainable biomass scheme, will be called ‘Better Biomass’ from now onwards. Anticipating on the upcoming revised version of the NTA 8080 scheme, the name, logo en media are renewed. The new logo represents an infinity symbol, of which te dotted pattern refers to … Read more

QS Inspection completes AS 6900 accreditation

QS Inspection has achieved the required accreditation for inspections IBC works according to ISO/IEC 17020: 2012,  SIKB 6900AS, for Protocol  AS6901. Herewith QS Inspection is the first in the market with a scope that relates to the construction phase of IBC works.
From 1 January 2015, all IBC work arguably comply with the …
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Symposium Soil Protection May 28th 2015

Three Dutch foundations involved in soil protection, organize a symposium regarding the construction, maintenance and inspection of soil protective facilities. The programme will take place from 12 PM - 18 PM ending with a networking event.

QS will take part in the plenary discussion and the business exposition.

Thursday May 28th 2015
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QS participates at 'INFRA Relatiedagen 2015' Trade Fair

From 10 until 12 February the annual exhibition 'INFRA Relatiedagen' take place in Hardenberg. QS gladly welcomes you at our stand 401.
Read more

9-5-2014 | QS Inspection applies for AS 6900 accreditation

QS Inspection has submitted all prepratory documents regarding the AS6900 inspection scheme accreditation. As a result, QS Inspection offers inspection services regarding IBC building material from today onwards.

IBC building materials
Among other things, WTE bottom ashes and slags, or slags that are by-products of metal production, are used … Read more

Die Sichere Deponie

As of 1995 QS yearly participates in the landfill conference "Die Sichere Deponie" at Würzburg. Also in 2015 QS has again participated in this conference. Relevant developments regarding (new) materials to be applied in capping constructions of landfills developments in the area of quality control and life time expectancy have been … Read more

New ISO 17065 acreditation

QS Certification has finished the conversion of its accreditation to the ISO 17065:2012 standard. ISO 17065 substitutes EN 45011 with regard to product certification. While succeeding in renewing its accreditation, QS Certification has proven to fully meet with the demands concerning its product certification activities. The ISO 17065 standard … Read more

QS puts car charging station into service

At QS’s office, located at Kierkamperweg 33 Bennekom (The Netherlands), a double car  charging station is taken into service. In case you are visiting our office, we'll gladly provide you with the opportunity to charge your electric car.
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Courses PE-welding recognized by 'Scholingsfonds' and 'OTIB'

From October 1st onwards our coursen PE-welding techniques are recognised by the Dutch "Scholingsfonds voor de Bouwnijverheid" and "OTIB". Depending on he situation, this could result in an educational grant for the purpose of training PE-welders. Read more

Working visit of Mayor and Alderman

The Board of Mayor and Aldermen of the Ede municipality, visited Quality Services on Tuesday January 15th. During this working visit, the Board visited our new building in order to get a
a broad impression of our companies’ developments and innovations.
By means of a company presentation, the Board was introduced to activities in the field … Read more

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