Analysis Note
1000 mg/L S in water, prepared with high purity H2SO4 and water TraceSELECT®Ultra.
General description
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO Guide 34. This CRM is traceable to NIST SRM.
Certified
content incl. uncertainty and expiry date are given on label.
Information about trace impurities are stated in the enclosed
certificate (available as download: http://www.sigma-aldrich.com).
Legal Information
TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC
TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLC