Please note that the date you requested in the address for this web page is not an actual date upon which a change occurred to this item of legislation. You are being shown the legislation from , which is the first date before then upon which a change was made.
The content of ash, including P2O5, in the sample, as a percentage by mass, is given by:
where:
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 %.