MacConkey Agar for Gram-Negative Bacteria from Canada
Selective MacConkey agar with bile salts, lactose, and neutral red for isolating enteric Gram-negative pathogens like Salmonella. Prepared under HTS 3821.00.00 for bacterial culture.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Validate bile salt and dye concentrations for performance consistency
• Declare selective agents to preempt chemical weapon concerns
• Use flat-pack shipping to minimize plate warping