Syncaine® is Syndel’s flagship product. It is manufactured in North America and is approved in multiple countries for the temporary immobilization of fish, amphibians, and other aquatic cold-blooded animals.  Contact us for pricing and assistance at Syndel’s USA office at (800) 283-5292, or Syndel’s Canadian Office at (800) 663-2282.  For International inquiries email [email protected]. Syncaine® Concentration Calculator Based on Species and Anesthesia Type