Specifies a flame atomic absorption spectrometric method for the determination of manganese content between 0.002 percent and 2.1 percent in copper alloys containing a maximum of 10 percent aluminium, 80 percent copper, 5 percent iron, 30 percent nickel, 3 percent silicon, 10 percent tin and 40 percent zinc.
Table of contents
Header
About this publication
PREFACE
1 SCOPE
2 REFERENCED DOCUMENTS
3 PRINCIPLE
4 REAGENTS
4.1 General requirements
4.2 Solutions
4.2.1 Nitric acid (1 + 1)
4.2.2 Hydrofluoric acid (ρ20 1.13 g/mL)
4.2.3 Boric acid (30 g/L)
4.2.4 Standard manganese solution (1 mL ≡ 0.001 g manganese)
4.2.5 Standard manganese solution (1 mL ≡ 0.0001 g manganese)
