Brand 3M Tegaderm Manufacturer 3M Application Hydrogel Wound Filler Dosage Form Gel HCPCS A6248 (Disclaimer) UNSPSC Code 42312300 Volume 25 gm Features Amorphous hydrogel, formulated to help provide a moist wound healing environment that has been shown to enhance wound healing Preservative free. Hydrogel Wound Filler Gel 25 Gram. Amorphous hydrogel, formulated to help provide a moist wound healing environment that has been shown to enhance wound healing. Preservative free. One - 25 Gram Tube.