China Fire-Retardant Powder Potassium Perfluorobutanesulfonate Replaced 3m Fr2025 Fluorosurfactant CAS 29420-49-3, Find details about China Potassium Perfluorobutanesulfonate, FC-98 from Fire-Retardant Powder Potassium Perfluorobutanesulfonate Replaced 3m Fr2025 Fluorosurfactant CAS 29420-49-3