*Method 200.7 Instrument Performance Check, Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid, 100 mL 7052-Method Specific and differ only in sodium

and differ only in sodium chloride content and whether they were made with casein hydrolysate or Atholate™

This Certified Reference Material at a concentration of 1000 µg/mL in 1% Nitric acid is composed of a single analyte

This Certified Reference Material at a concentration of 6

This Certified Reference Material of varied concentration in Methanol is composed of 14 analytes

*Method 200.7 Instrument Performance Check, Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid, 100 mL 7052-Method Specific and differ only in sodiumThis Certified Reference Material of varied concentration in 2 5% Nitric Acid, tr Hydrofluoric acid is composed of 5 analytes. It is supplied in a unit of 100 mL and should be stored at an ambient temperature of greater than 5 C.