Hodgdon HP38 Powder Hodgdon HP38 offers the largest selection of quality smokeless propellants for any reloading application. Firstly, Hodgdon HP38 is a spherical powder that is great for low velocity and mid-range target loads in the .38 Special, .44 Special, and 45 ACP. Also, this high-energy powder provides economy in loading. Warning About Smokeless Powder: Do not exceed the loads displayed in the reloaders guide. Never mix any two powders regardless of type, brand, or source. Never substitute any smokeless powder for Black Powder or any Black Powder substitute. WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov. smokeless Powder, Black Powder, Primers, and Fuse’s ship from our warehouse with other products. This ensures no more than one Shipping Charge and one HazMat Charge per order (unless you also order products that Ship Separately from MidwayUSA or our Suppliers). Orders are restricted to no more than 25 pounds of Dark Powder. And no more than 66 pounds each of Smokeless Powder, Primers, or Fuse. Hodgdon HP38 Powder, Dark Powder, Groundworks, and Wires are considered unsafe materials, incur HazMat Charges, and can only ship ground freight within the continental U.S. Due to safety considerations and legal/regulatory reasons, Smokeless Powder, Black Powder, Primers, and Fuses cannot be returned.