What is the usual clearance time in the Customs? September 02, 2019 13:29 Updated About 1-2 days is the usual time. Depending on the country and the reason for the hold up, the time can be longer. Related articles What is the Shipping condition and the storage condition of Virus? Can you help me to do customs clearance? Where should I deliver my material to? Will you inform me when you deliver the products/orders to us? What is the Shipping condition and the storage condition of Plasmid (lyophilized)?