Division 7.1 Method of calculation
United Kingdom
The content of ash, including P2O5, in the sample, as a percentage by mass, is given by:
where:
m0 m1 m2 m3 m4
is the mass, in grams, of the test portion;
is the mass, in grams, of dish A and residue;
is the mass, in grams, of the prepared dish A;
is the mass, in grams, of dish B and residue;
is the mass, in grams, of the prepared dish B.
Calculate the final result to the nearest 0,01 %.