CFR / 
Title 21
 / Part 556
 / 
Sec. 556.200 Dihydrostreptomycin.
Tolerances are established for residues of dihydrostreptomycin in uncooked, edible tissues of cattle and swine of 2.0 parts per million (ppm) in kidney and 0.5 ppm in other tissues, and 0.125 ppm in milk.
[59 FR 41977, Aug. 16, 1994]