Pular para o conteúdo
Merck
Todas as fotos(1)

Key Documents

1.09436

Supelco

Buffer solution

(citric acid/sodium hydroxide) traceable to SRM from NIST and PTB pH 5.00 (20°C) Certipur®

Sinônimo(s):

Buffer solution pH 5.00 (20°C) (citric acid/sodium hydroxide)

Faça loginpara ver os preços organizacionais e de contrato


About This Item

Código UNSPSC:
12161704
NACRES:
NA.25

grau

certified reference material

Nível de qualidade

linha de produto

Certipur®

pH

5.0 (25 °C in H2O)

densidade

1.01 g/cm3 at 20 °C

aplicação(ões)

environmental
food and beverages
general analytical
industrial qc
pharmaceutical

formato

mixture

temperatura de armazenamento

15-25°C

Descrição geral

The buffer solution (citric acid/sodium hydroxide) is gravimetrically prepared using high-quality reagents in high-purity water. It is quality controlled and qualified in an ISO/IEC 17025 accredited calibration lab. Its pH value of 5.00 at 20°C is qualified using a combined glass electrode following a 5-point calibration method, in accordance with DIN 19268, against certified primary reference standards as per DIN 19266, IUPAC, NIST, USP, and Ph. Eur.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Aplicação

It is used in analytical procedures for the calibration, qualification, and monitoring of pH measuring instruments and as a control for testing other buffer solutions.

Características e benefícios

  • Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
  • Traceable to SRMs from NIST and primary certified reference standards from PTB
  • Ready-to-use solution available in a sealed bottle with convenient packaging to protect against contamination
  • Long-lasting with a shelf life of 3 years
  • Accompanied with a detailed and batch-specific certificate of analysis (CoA) for an efficient audit and successful quality management system.

Informações legais

CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

recomendado

Nº do produto
Descrição
Preços

Código de classe de armazenamento

12 - Non Combustible Liquids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

Já possui este produto?

Encontre a documentação dos produtos que você adquiriu recentemente na biblioteca de documentos.

Visite a Biblioteca de Documentos

Os clientes também visualizaram

Slide 1 of 8

1 of 8

Buffer solution (acetic acid/sodium acetate) traceable to SRM from NIST and PTB pH 4.66 (20°C) Certipur®

Supelco

1.07827

Buffer solution

Buffer solution (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

Supelco

1.09408

Buffer solution

Buffer solution (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

Supelco

1.09476

Buffer solution

Solução tampão (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®

Supelco

1.09406

Solução tampão

Buffer solution (boric acid/potassium chloride/sodium hydroxide solution), traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

Supelco

1.99003

Buffer solution

Buffer Solution (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur®

Supelco

1.99022

Buffer Solution

Solução tampão (potassium dihydrogen phosphate/disodium hydrogen phosphate)traceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur®

Supelco

1.09407

Solução tampão

Solução tampão (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour: green traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®

Supelco

1.09477

Solução tampão

Nossa equipe de cientistas tem experiência em todas as áreas de pesquisa, incluindo Life Sciences, ciência de materiais, síntese química, cromatografia, química analítica e muitas outras.

Entre em contato com a assistência técnica