Chromium Standard, 250 mL, UN 3264 8 / PGIII, Each

Details

Specifications Analysis Note 1000 mg/L Cr in 2% nitric acid, prepared with high purity (NH4)2Cr2O7, HNO3 TraceSELECT® and water TraceSELECT®UltraGeneral 'This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO Guide 34. This CRM is traceable to SI unit kg and measured against NIST SRM. Certified content incl. uncertainty and expiry date are given on label.Legal Information TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLCGrade: TraceCERT®Concentration: 1000 mg/L Cr in nitric acid