COMAR CRM FACTSHEET

PT NAME

Trust

Material

water

Properties

Property	Property Value	Unit
	9.9	µg/L
	0.106	µg/L
	5.11	mg/L
	0.037	µg/L
	107	µg/L
	25.3	µg/L
	7.1	µg/L

1 - 7

Properties in bold italic are only indicative

Remarks

Cm Remarks

One unit consists of about 95 mL natural groundwater acidified with HNO3 to pH ~2 and spiked with Hg(NO3)2, Cd(NO3)2 and Pb(NO3)2 in a flame-sealed argon filled borosilicate ampoule. Flame-sealed argon filled borosilicate ampoule. The material shall be stored at + 18 °C ± 5 °C in the dark. *** For more information see https://crm.jrc.ec.europa.eu/p/ERM-CA615 ***

Intended use

Cm Use

This material is intended to be used for method performance control and validation purposes of the certified measurands.

Producer

Full name

European Commission - Joint Research Centre

Address

Retieseweg 111, B-2440 GEEL

Country

Belgium

Website

Webshop

jrc-rm-distribution@ec.europa.eu

Trust indicators

JRC Geel lists 671 materials on COMAR, of which

      665 materials are accompanied by a certificate cf. ISO 17034

       0 materials are linked to statutory activities as an NMI or a DI

       274 materials have been produced under a valid ISO 17034 accreditation (scope | certificate)

Ask the coordinator

If you find any mistakes please contact the RM Producer, jrc-rm-distribution@ec.europa.eu
ID: 113550 | Last revision: 2023-02-27 | Direct link to this Fact sheet

COMAR REGION