Arm & Hammer 35-50 Load Liquid or 32 Count Power Paks for $2.95 through 5/20 at the Dollar General Posted by Harbor Master on 17 May 2017, 12:54 pm Tweet Expired Through 05/20, The Dollar General has Arm & Hammer 35-50 Load Liquid or 32 Count Power Paks Laundry Detergent on sale for $3.95. $2.95 after the coupons below. Click here to print $1 off One ARM & HAMMER Liquid Laundry Detergent Click here to print $1 off One ARM & HAMMER Single-Dose Laundry Detergent