I-cropp i-vials ephezulu yentloko yenziwa nge-borosililicate acid acid ye-hydrochloric acid. Inombala obonakalayo no-Amber kwaye inokumelana nodidi lobushushu lwe -60 ukuya kwi-200 degrees Celsius. Ngokubanzi, umthamo we-vial vial vial yi-10-20ml, kunye nenqanaba lingama-22,5 * 46 \ / 75mm. Ukusebenza kukungaxhathisi i-acid, ukuxhathisa ialkali kunye nokunganyangeki kobushushu obuphezulu. Ukupakisha kuhlala kuthathelwa ibhokisi yeplastiki ye-inter.