Limestone shall be labeled as "granular" when it fails to meet either of the standards set forth in N.J.A.C. 2:70-1.1 and 1.2, but when at least 98 percent passes through a number 20 sieve, 55 percent through a number 60 sieve and 30 percent through a number 100 sieve.
N.J. Admin. Code § 2:70-1.3