3821 Prepared culture media for the development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells

MFN rates from the Harmonized Tariff Schedule as published, without preferences, quotas, trade remedies or additional measures. Inferred works those out for each product and origin. Whether a product from this heading qualifies for a lower rate depends on each agreement's product-specific rule for it, under the agreements we cover.