The Collaborative International Dictionary of English v.0.48:

Saccharimetry \Sac`cha*rim"e*try\
   (s[a^]k`k[.a]*r[i^]m"[-e]*tr[y^]), n.
   The act, process or method of determining the amount and kind
   of sugar present in sirup, molasses, and the like, especially
   by the employment of polarizing apparatus.
   [1913 Webster]