HALOGENS , HYDROHALOGEN ACIDS ( HYDROCHLORIC AND HYDROFLUORIC ACIDS ) , HALOGEN FLUORIDES ; SULPHURIC ACID , SULPHUR CHLORIDE , CAUSTIC SODA AND CAUSTIC POTASH , AMMONIA .
halogenen , halogeenwaterstofzuren , ( zoutzuur , fluorwaterstofzuur ) , fluoriden van halogenen ; zwavelzuur , zwavelchloride , natrium - en kaliumhydroxyde , amoniak ;