uses multiple warehouses throughout the country to supply you with the fastest transit times available based on the product you are purchasing. Most items have no handling charge and are shipped via UPS, but in same cases we ship products via FedEx or USPS. Shipments are made to the continental United States. Some products will need to be shipped via Common Carrier. Before we ship these items we will contact you with a freight quote. Some chemical products listed cannot be shipped due to federal restrictions and substitutions might be made either quantity or manufacture. If a substitution is made we will either ship you the same amount or a greater quantity than ordered. makes every effort to ship all orders within 24 hours of receipt, excluding weekends and holidays, however that is not always possible. cannot guarantee transit times, but most orders are at your door within 2 business days from shipping. Orders that have been expedited and placed before 12pm Eastern Standard Time typically ship the same business day if the item is in stock.