TERRA Analiz ve Ölçüm Cihazları Ticaret A.Ş.

Reference materials for the physical properties

Certified reference materials pHanal™ - calibration buffers for pH measurement

  • For calibration of pH measurement and validation of analytical methods determining pH
  • Manufactured under ISO 17034
  • Traceable to NIST SRM and thus to internation pH scale IUPAC
  • Prepared from high purity starting material and ultrapure demineralized water (resistivity ~ 18 MΩ.cm)
  • Temperature dependance data in the Certificate CRM
  • Delivered in transparent HDPE laboratory grade bottles
  • Expiration time 12 months
  • Supplied with the Certificate CRM designed in accordance with ISO Guide 31
  • Available in volumes 100 ml, 250 ml a 500 ml

Certified reference materials CONDUCTANAL™ - calibration solutions for the measurement of conductivity

  • For calibration of instuments used for the determination of conductivity and for validation of analytical methods measuring conductivity
  • Manufactured under ISO 17034
  • Prepared from high purity starting material and ultrapure demineralized water (resistivity ~ 18 MΩ.cm)
  • Delivered in trasparent HDPE laboratory grade bottles
  • Expiration time 12 months
  • Supplied with the Certificate CRM designed in accordance with ISO Guide 31
  • Available in volumes 100 ml, 250 ml and 500 ml
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