AA and ICP Standards

Trace Metals 1 - WP, Proficiency Testing Sample, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Trace Metals 3 - WS, Proficiency Testing Sample, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Metals in Soil - PT, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

TraceCERT™ Gadolinium Standard for ICP, 1,000 mg/L Gd in Nitric Acid, MilliporeSigma™ Supelco™

Titanium and Tin - WP, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

TPH in Soil - High - PT, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Mercury (Low Level) - WP, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Trace Metals 2 - WS, Proficiency Testing Sample, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

TPH in Soil - Low - PT, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Uranium - WS, Proficiency Testing Sample, MilliporeSigma™ Supelco™

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Gadolinium standard solution, for AAS, 1mg/mL Gd in 2% HNO₃, Thermo Scientific™

CAS: 7440-54-2 Molecular Formula: Gd Molecular Weight (g/mol): 157.25 MDL Number: MFCD00011022 InChI Key: UIWYJDYFSGRHKR-UHFFFAOYSA-N PubChem CID: 23982 ChEBI: CHEBI:33375 IUPAC Name: gadolinium SMILES: [Gd]

Trace Metals (Dissolved) - 2, MilliporeSigma™ Supelco™

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Ricca Chemical Company Nickel Standard, 1mL = 1mg Ni, 1000ppm Ni, Ricca Chemical

CAS: 13478-00-7 Molecular Formula: H12N2NiO12 Molecular Weight (g/mol): 290.79 MDL Number: MFCD00149805 InChI Key: AOPCKOPZYFFEDA-UHFFFAOYSA-N PubChem CID: 61630 IUPAC Name: nickel(2+) hexahydrate dinitrate SMILES: O.O.O.O.O.O.[Ni++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

Ricca Chemical Company VeriSpec™ Silver Standard for ICP 10 g/L in 5% HNO₃, Ricca Chemical

Ricca Chemical Company Mercury Standard, 1mL = 1mg Hg, 1000ppm Hg, Ricca Chemical

CAS: 7783-34-8 Molecular Formula: H2HgN2O7 Molecular Weight (g/mol): 342.62 MDL Number: MFCD00149736 InChI Key: KVICROHOONHSRH-UHFFFAOYSA-N PubChem CID: 3084029 IUPAC Name: mercury(2+) hydrate dinitrate SMILES: O.[Hg++].[O-][N+]([O-])=O.[O-][N+]([O-])=O