IS 12107 : Part 10 : 2001 Methods of Chemical Analysis of Alumino-silicate Refractory Materials - Part 10 : Determination of Iron Manganese, Calcium and Magnesium by Atomic Absorption Spectrometric Method

1 Scope

This standard (Part 10) describes the determination of iron,manganese, calcium and magnesium in alumino-silicate refractorymaterials by atomic absorption spectrometric method in the rangesgiven below:

Element     Percent by Mass

Iron        0.2 - 2.0

Manganese   0.02 - 0.12

Calcium     0.01 - 0.10

Magnesium   0.05 - 0.50

2 References

IS 264 :1976Nitric Acid

IS 460 : Part 1 :1985 Test sieves:Part 1 Wire cloth test sieves

IS 1070 :1992Reagent grade water

IS 1528 : Part 7 :1974 Methods of sampling and physical tests forrefractory materials:Part 7 Methods of sampling and criteria forconformity