Murashige and Skoog (MS) Basal Medium from China
MS medium powder or liquid containing macro/micro-nutrients, vitamins, and myo-inositol for plant tissue culture, enabling micropropagation of species like orchids or potatoes. Falls under HTS 3821.00.00 for prepared media supporting plant cell and tissue development.
Duty Rate — China → United States
17.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain APHIS phytosanitary permits if media supports quarantine organisms
• Document exact formulation to prevent reclassification as simple fertilizer salts
• Use insulated packaging for powder stability during ocean freight