Invitation for registration

IARMA Environmental Radioactivity Proficiency Test 

on the Determination of Gross Alpha/Beta  in Sea and Drinking Water


IARMA Ltd will organize a proficiency test on the determination of Gross Alpha/Beta  in Sea and Drinking Water at Environmental Levels  EGROSS-PT-2020.

Target laboratories: Laboratories working in the field of measurement of gross alpha/beta particle activities in drinking water using an analytical technique for monitoring drinking water supplies for alpha/beta particle activities according to internationally agreed guidelines and limits.

Proficiency test material:  The Proficiency Test will consist of 6 water spiked items (from 0.1 to 100 Bq/l). The items can be analysed using Liquid Scintillation / Gas Proportional Counting or using any other radiochemical procedure.

The IARMA environmental radioactivity proficiency tests are conducted according to predefined criteria, for more information please refer to: PT General Procedure and Criteria for environmental radioactivity proficiency tests.

EGROSS-PT-2019 schedule:

Activity Target date
Participants registration 15 March 2020
Payment of the PT fees 15 April 2020
Sample shipment 15 May 2020
Reporting of analytical results 15 September 2020
Individual evaluation report 30 September 2020
Draft of the full report 30 November 2020

Registration: Please fill in the form below and  send your purchase order to:

EGROSS-PT-2019 fees: The participation fees are £ (GBP) 700  plus VAT (if applicable) which includes samples, individual evaluation report, summary report, PT certificate and sample shipment within EU (additional fee will be charged for international shipment).