• Made with acid and ASTM Type I Water
• Inorganic compounds and metals at 99.99% to 99.9999% purity (where commercially available)
• Directly traceable to NIST (where applicable)
• Certified by DQS to ISO 9001:2015
• Accredited by A2LA to ISO/IEC 17025:2005 and ISO 17034:2016

ICP-MS Claritas PPT® Grade CRMs are designed for ICP and ICP-MS analysis. They are available in single and multi-element solutions. The standards are at 1 ug/mL, 10 ug/mL, 100 ug/mL, or 1,000 ug/mL and packaged in 30 mL and 125 mL bottles to minimize contamination. They are made using high purity acids, the highest grade starting materials and high purity water in order to minimize contaminants. Custom standards can be manufactured upon request.