*Method 8141 - Additions to Method 8140, 0.2 mg/mL in Hexane:Acetone (97.5:2.5), 1 mL 7030-Ion Chromatography NH4OH is composed of a

NH4OH is composed of a single analyte

3 by % w/w is composed of 3 analytes

This Certified Reference Material at a concentration of 5 µg/mL in 2-5% Nitric acid is composed of a single analyte

This Certified Reference Material at a concentration of 10 µg/mL in Hexane is composed of a single analyte

This Certified Reference Material at a concentration of 100 µg/mL in Acetone is composed of 6 analytes

*Method 8141 - Additions to Method 8140, 0.2 mg/mL in Hexane:Acetone (97.5:2.5), 1 mL 7030-Ion Chromatography NH4OH is composed of aThis Certified Reference Material at a concentration of 0. 2 mg mL in Hexane: Acetone (97. 5: 2. 5) is composed of 10 analytes. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 C.