IS 12667 : Part 3 : 1989 Methods of chemical analysis of chromite sand Part 3 Determination of chromium

1 Scope

1.1 This standard (Part 3) covers a method for determination ofchromium (as Cr₂O₃) in chromitesand for foundries.

2 Reference

IS 1811 : 1984  Methods of sampling foundry sands