This category contains a variety of products used to calibrate physical characteristics. Included are
- volumetric measures
- pressure and flow related products
- calibration weights
- viscosity reference solutions
Biological oxygen demand
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Chemical oxygen demand
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Standards and calibration materials design to check system performance. includes wavelength accuracy, drift, limits of detection, linearity, sensitivity...
Conductivity, resistivity and total dissolved solids
Conductivity, resistivity and total dissolved solids for aqueous and hydrocarbon solutions.
Corrosion and rust standards
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Flash and smoke point standards
Hardness, ductility and penetration standards
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Particulates, residues and composition standards
Reagents, standards and buffer solutions produced to recognised industry standards and/or methods. Includes: European Pharmacopoeia (EP); American Standards and Trade Marks (ASTM); Energy Institute (IP); DIN and EN ...
See also Calibration Gas category
pH, Electrochemical and Titration standards
Electrochemical and titration standards include pH, ISE, materials for water content by Karl Fischer, acid/base titrations and other techniques such as Kjeldahl.
Includes materials for UV and visual spectrophotometers
Volumetric standard solutions
Ready to use volumetric solutions, for various analytical techniques. Goods supplied with Certificate of Analysis showing actual concentration, lot number, expiry date, stability and traceability to NIST where applicable.
Concentrated volumetric solutions also available.