What product does HS code 29.35 refer to?

HS 29.35 falls under Chapter 29 (Organic chemicals), heading 29.3 (Sulphonamides). Specifically: Sulphonamides..

What documents are required to import HS 29.35 into Philippines?

Typically required: commercial invoice, packing list, bill of lading / airway bill, certificate of origin (for preferential rates). Confirm latest requirements with Bureau of Customs Philippines.

How to calculate landed cost for importing HS 29.35 into Philippines?

Use CIF (goods + freight + insurance) × tariff rate = import duty. Then add VAT/GST for import-stage taxes. Treayo provides an online calculator at https://treayo.cn/en/calculator/philippines.