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Boilers, combustion of fuels: Emission of oxides of nitrogen and sulphur (NT VVS 108)

NT VVS 108

  • The principal aim of this method is to produce, by means of measurements and inspections, a decision base for the regulation of the payment and repayment of the environmental charge.

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Çevre Laboratuvarlarinda Ölçüm Belirsizligi Hesaplamalari için El Kitabi (NT TR 537 - Edition 3.1 Turkish version)

NT TR 537

  • This handbook is written for environmental testing laboratories in the Nordic countries, in order to give support to the implementation of the concept of measurement uncertainty for their routine measurements.


Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.