N.H. Code Admin. R. Agr 904.04
Maple syrup shall have a density ranging from 36 to 37 degrees Baume or 66.9 to 68.9 degrees Brix at 60 degrees Fahrenheit.
Source. #2656, eff 3-23-84, EXPIRED 3-23-90 New. #4956, eff 10-19-90; EXPIRED 10-19-96 New. #6453, eff 2-15-97, EXPIRED: 2-15-05 New. #10744, eff 12-16-14; ss by #14225, eff 3-29-25