مبرد R-114B2 لإخماد الحرائق
US$90-360
Mass fraction of 1,1,2,2,2-tetrafluorodibromoethane, not less than %:
99.5...99.9
Total mass fraction of impurities determined by chromatographic method, %, not more than:
0.1...0.5
ش.ذ.م.م "تيك 🇷🇺