Directorate of Measures and Precious Metals (DMDM), the Group for metrology in chemistry, plans in the future to organize interlaboratory comparison in the field of refractometry as follows:

1. Calibration of a automatic refractometer for determination of sugar content expressed in degrees Brix

All interested legal entities who wish to participate in the mentioned comparison can submit a request/application on the form Request for issuing a report on interlaboratory comparison (https://www.dmdm.rs/en/obrasci), to the address: Directorate for Measures and Precious Metals, 11000 Belgrade, Mike Alasa 14 or to email: This email address is being protected from spambots. You need JavaScript enabled to view it., no later than January 04, 2023.

DMDM, as a pilot laboratory, after collecting the applications, will agree with the participants on the technical protocol of the inter-laboratory comparison and determine the start date of the mentioned activity.

Participating laboratories will be obliged to transport the artifact to the next laboratory participating in the interlaboratory comparison at their own expense and in accordance with the pre-agreed schedule from the technical protocol of the interlaboratory comparison.

For participation in the interlaboratory comparison, in accordance with the Law on Republic Administrative Fees, a republican administrative fee is paid, namely:

- request fee in the amount of EUR 2.50. Proof of payment of this fee shall be submitted with the request for issuing a report on inter-laboratory comparison;

- fee for interlaboratory comparison per working hour in the total amount of EUR 300. This fee is paid after the application is submitted, based on the payment order submitted by the DMDM.

The stated amounts may be changed in the event of an amendment to the Law on Republic Administrative Fees.