IS 5062 : Part 2 : 1969 Methods of test for brown coals and lignites: Part II Determination of ash
| UDC 662.642 : 543.822 | PCD 7 |
|
| Reaffirmed 2020 |
1. SCOPE
1.1 This standard prescribes the method for the determination of ash in brown coals and lignites by incinerating at about 815°C till constant in weight.