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MilliporeSigma
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Documentos clave

EM0180

Supelco

Buffer pH 12.45

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About This Item

Código UNSPSC:
12161703

grado

analytical standard

Nivel de calidad

100

Agency

traceable to NIST

aplicaciones

environmental
food and beverages
general analytical
industrial qc
pharmaceutical

Formato

mixture

Condiciones de envío

ambient

temp. de almacenamiento

15-25°C

Aplicación

This pH 12.45 buffer solution is suited for use in routine analytical methods for the calibration of pH meters and maintaining the pH of solutions.

Características y beneficios

  • Traceable to NIST standards
  • A ready-to-use solution available in a sealed bottle with convenient packaging to protect against contamination
  • Accompanied with a certificate of analysis (CoA) for an effective audit
  • Accurate up to +/- 0.01 at 25 °C
  • The expiry date of the product can be found in the CoA
  • Calculated uncertainty value is for the duration of transportation and storage

Especificaciones

Tolerance: ±0.02

Código de clase de almacenamiento

12 - Non Combustible Liquids

Clase de riesgo para el agua (WGK)

nwg

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Questions

1–2 of 2 Questions  

  1. Why does the SDS Section 9 not list the pH of this material?

    1 answer

    1. This product is a pH buffer standard. The pH value is a part of the product name and clearly stated on all product information, including the SDS.

      Helpful?

  2. Hello, I did not see any warning on the product page that this item has a short shelf life. Had I known this buffer would expire in 2 months, I would have ordered at a later date. Can the people in charge of website improvements add a warning?

    1 answer

    1. This product has a tested expiration date of one year.

      The product issue you are reporting should be investigated by our Technical Service team who can assist you with further troubleshooting and/or investigation. We kindly ask you to navigate to the link https://www.sigmaaldrich.com/techservice, click on "Report Product Issues" under the Products Section with all the required information so that a member of our team can reach out to you to assist further. Thank you.

      Helpful?

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