This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
Incineration of a test portion, in the presence of sulphuric acid, at a temperature of 525 25 °C. The result is expressed as a percentage by mass either of the product as received or on dry basis.
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|std 1 40|
|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
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