Semi-Gel Etchant 35% Phosphoric Acid A less viscous semi-gel often preferred by Orthodontists Get a Quote Semi-Gel Etchant ET-18 18g bottle Semi-Gel Etchant quantity Add to cart SKU: ET-18 Category: Primers and Etchants Clinical Documents Instructions for Use MSDS Related products Quick View Quick View Primers and EtchantsEtch-All™ SKU: EA* Select options This product has multiple variants. The options may be chosen on the product page Quick View Quick View Primers and EtchantsEtch-Rite™ SKU: ET Select options This product has multiple variants. The options may be chosen on the product page Quick View Quick View Primers and EtchantsEtch-Royale™ SKU: ER* Select options This product has multiple variants. The options may be chosen on the product page