Certipur® Volumetric Standards by Merck – Certified Reference Materials for Accurate Titer Determination

Certipur® Volumetric Standards by Merck – Certified Reference Materials for Accurate Titer Determination

Laboratories demand uncompromised accuracy in titration and quantitative analysis. Certipur® volumetric standards by Merck set the benchmark for certified reference materials, meeting ISO 17034 standards and traceable to NIST. This page details product benefits, applications, and how Certipur® standards guarantee precise, reproducible results in your laboratory’s critical procedures.

Key Benefits of Certipur® Volumetric Standards

  • Accurate titer determination: Certipur® volumetric standards provide a certified reference material basis for accurate titer determination as a prerequisite for reliable quantitative analysis in titration laboratories.
  • Comparable titration results under working conditions: They support titer determination under the respective laboratory’s working conditions to help compensate for influential factors such as temperature, instrument variances, handling differences, weighing errors, and the volumetric solution itself.
  • ISO 17034 compliance: Certification as reference materials according to ISO 17034 supports confidence in results used for precise and comparable analysis.
  • ISO/IEC 17025 accredited analysis: Analysis in a DIN EN ISO/IEC 17025 accredited laboratory for mass fraction strengthens analytical reliability for titer-related measurements.
  • NIST traceability: Traceability to standard reference material from NIST supports robust comparability of titration results.
  • Pharmacopoeia alignment: In accordance to the reagents part of Pharmacopoeias, supporting use in laboratories that work to these requirements.

Core Characteristics of Certipur® Volumetric Standards

  • Product type: Certipur® volumetric standards are certified reference materials used as volumetric standards.
  • Material form and quality: Very pure, high grade, stable solid substances.
  • Manufacturing controls: Manufactured under the strictest control.
  • Analytical measurement: Measured with the highest possible precision.
  • Testing laboratory accreditation: Analyzed in a DIN EN ISO/IEC 17025 accredited laboratory for mass fraction at Merck KGaA, Darmstadt, Germany.
  • Certification status: Certified reference materials according to ISO 17034.
  • Traceability: Traceable to standard reference material from NIST (National Institute of Standards and Technology, Gaithersburg, Maryland, United States).
  • Pharmacopoeia alignment: Certain solutions are according to Reag. Ph. Eur and according to the reagents part of Pharmacopoeias, as stated for the respective items.

Applications of Certipur® Volumetric Standards in Titration

  • Reference materials for titer determination in titration laboratories: Certipur® volumetric standards are used to determine the titer as a prerequisite for accurate and comparable analysis in the titration laboratory.
  • Titer determination under actual working conditions: They are applied for titer determination in the respective laboratory under the same conditions where temperature, instrument variances, different methods of handling, weighing errors, and the volumetric solution itself can influence titration results.
  • Use in titration and quantitative analysis: Employed as certified reference materials to establish or verify the titer of the volumetric solution used for titration.

Range of Certipur® Volumetric Standards Available

AnalysisDesignationPackage size
AcidimetrySodium carbonate (Solution according to Reag. Ph. Eur)80 g
AcidimetryTris(hydroxymethyl)aminomethane (Solution according to the reagents part of Pharmacopoeias)80 g
AlkalimetryPotassium hydrogen phthalate (Solution according to Reag. Ph. Eur; Solution according to the reagents part of Pharmacopoeias)80 g
AlkalimetryBenzoic acid (Solution according to Reag. Ph. Eur; Solution according to the reagents part of Pharmacopoeias)60 g
ArgentometrySodium chloride (Solution according to Reag. Ph. Eur; Solution according to the reagents part of Pharmacopoeias)80 g
ComplexometryZinc100 g
ComplexometryCalcium carbonate (Solution according to the reagents part of Pharmacopoeias)50 g
IodometryPotassium iodate100 g
Redox titrationIron(II)ethylenediammonium sulfate80 g
Redox titrationPotassium dichromate (Solution according to the reagents part of Pharmacopoeias)80 g
Redox titrationdi-Sodium oxalate (Solution according to the reagents part of Pharmacopoeias)60 g

Chemical Express, with over 23 years of expertise, is the official distributor of Merck in Thailand. Procure Certipur® volumetric standards and related certified reference materials with confidence from Chemical Express, ensuring your laboratory is equipped with reliable, ISO 17034 certified products tailored to demanding analytical requirements.

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