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? Will you inform me when you deliver the products/orders to us? What is the Shipping condition and the storage condition of Plasmid (lyophilized)? What is the delivery format of gene service you will provide? What is your shipping carrier?