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U.S. Department of Health and Human Services

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Title:  Residues of MS-222, benzocaine and their metabolites in striped bass following anesthesia.
 
Authors:  Luhning CW
 
Drug:  MS-222
 
Fish species:  Bluegill
 
Date:  1973
 
Sample:  whole body-minus head, scales, viscera, fins
 
Ave Weight (gm):  179
 
Ave Water temp (°C):  18
 
Water:  Freshwater
 
Dosage:  100 mg/l 30 min
 
Route:  BATH
 
Comments:  Tricaine methane sulphonate. Mean residues (ug/ g) free ms-222 residues at withdrawal time 1 h = 4.8, m-aminobenzoic acid residue at withdrawal time 1h=0.5, (Controls had 0.3 ug/g). Levels dropped significantly after storage of samples for 1 week at 1.7 C.
 
Metabolites:  m-aminobenzoic acid
 
Citation:  Investigations in Fish Control. U.S. Dept. of the Interior, Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife. SH157.7.I58 no.52
 
Link:  none  Opens a new window
 
Genus Species:  Lepomis macrochirus
 
Drug Class:  Anesthetic-Tricaine
 
Wt gm-detail:  179 g
 
Water temp (°C)-detail:  18 +/- 0.5 C
 
Dosage-detail:  100 mg/l 30 min
 
Method:  Absorbance-Bratton&Marshall, TLC
 
Authors-red:  Luhning CW
 
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