Pt-Co/Hazen/APHA Colour Reference Standard

Application
Pt-Co/Hazen/APHA (ASTM colour 15) colour reference standard is suitable for use with colour measuring instruments such as colorimeters, facilitating inter-laboratory or inter-instrument comparison.

It may be used as a colour standard to measure the colour of water samples according to ASTM D 1209 method.[1] Features and Benefits
Qualified under ISO 9001 Quality management system
Accompanied with a certificate of analysis and MSDS
Full traceability to international standards with maximum data accuracy
Colour values conforming to ASTM D 1209 colour scale
Supplied in a 500-mL pack size with tamper-evident packaging
12-months of shelf life

General description
This product is an analytical standard, complying ISO 9001 Quality system. It’s qualified by measuring spectral transmittance as a standard property of calibration.

Please note that the value stated on this page is nominal. All certified values for the current lots of all Pt-Co/Hazen/APHA colour reference standards can be found on the Paragon Scientific webpage.