COMAR CRM FACTSHEET

PT NAME

Trust

CRM of caffeine     MRC 7557 from Inmetro

Material

Caffeine

Properties

Property	Property Value	Unit
	998.1 ± 7.2	mg/g

1 - 1

Properties in bold italic are only indicative

Remarks

Cm Remarks

To ask this CRM send an e-mail to mrc-solicitacao@inmetro.gov.br, This CRM consists of a high purity powder material of caffeine. The material used for certification was purchased commercially from Sigma Aldrich, grinded, homogenized and bottled in amber glass vials with rubber stopper and aluminum seal containing approximately 50 mg.

Intended use

Cm Use

This CRM is intended for use as a calibrant and qualitative reference in chromatography, mass
spectrometry, nuclear magnetic resonance (NMR) and for other analyses that demand a material with
a certified value for purity and/or assured identity.

Producer

Full name

INMETRO - Instituto Nacional de Metrologia, Qualidade e Tecnologia

Address

Av N Sra das Graças 50 Xerém D. Caxias, RJ, Brasil, CEP 25250-020

Country

Brazil

Website

Webshop

ct-mrc@inmetro.gov.br

Trust indicators

Inmetro lists 52 materials on COMAR, of which

      52 materials are accompanied by a certificate cf. ISO 17034

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

       0 materials have been produced under a valid ISO 17034 accreditation (N/D | N/D)

Ask the coordinator

If you find any mistakes please contact the RM Producer, ct-mrc@inmetro.gov.br
ID: 517782 | Last revision: 2025-01-24 | Direct link to this Fact sheet

COMAR REGION