Hydrogen chloride 4.5 Chemical formula: HCl Valve fitting according DIN 477: Nr. 8 Gas cylinder size: 37,0 kg, 50,0 kg Downloads Material safety data sheets Sicherheitsdatenblatt (PDF, 475 KB)material safety data sheet (PDF, 406 KB) Standard specifications Spezifikation (PDF, 180 KB)standard specification (PDF, 166 KB)