IS 228 : Part 16 : 1992 Methods of chemical analysis of steels: Part 16 Determination of tungsten by spectrophotometric method (for tungsten 0.1 to 2 percent)

1 Scope

This standard (Part 16) describes the spectrophotometricmethod  for determination of tungsten in the range 0.1 to 2percent in alloy steels.

2 References

IS 264 : 1976Nitric acid

IS 265 : 1987Hydrochloric acid

IS 1070 : 1992Reagent grade water - Specification