(b) "Brand" means each agricultural liming material identified by and
differing from others either in name, trademark, descriptive designation
or other method of marking, composition, and total neutralizing value or
fineness.
(c) "Total neutralizing value" means the neutralizing value of an
agricultural liming material expressed as calcium carbonate equivalence
as determined in accordance with methods adopted by the commissioner.
(d) "Fineness" means the percentage by weight of the material which
will pass sieves of specified number or mesh as established by the
commissioner. Fineness shall be measured in reference to a twenty mesh,
sixty mesh, and a one hundred mesh sieve, in accordance with methods
adopted by the commissioner.