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
