Rapid Davidsons uses 50% conc HCl to replace glacial acetic acid. Rapid RNA friendly Davidson’s Davidson’s Davidson’s Fixative fixative fixative 95% EtOH 330 ml 95% EtOH 330 ml 95% EtOH 407 ml 100% Formalin 220 100% Formalin 220 ml 100% Formalin 349 ml ml Glacial acetic acid 115 50% conc. HCl 115 Ammonium hydroxide 22 ml ml ml Water 335 ml Water 335 ml Water 222 ml Total 1,000 ml Total 1,000 ml Total 1,000 ml
Rapid Davidsons uses 50% conc HCl to replace glacial acetic acid. Davidson’s Fixative Rapid Davidson’s fixative RNA friendly Davidson’s fixative 95% EtOH 330 ml 95% EtOH 330 ml 95% EtOH 407 ml 100% Formalin 220 ml 100% Formalin 220 ml 100% Formalin 349 ml Glacial acetic acid 115 ml 50% conc. HCl 115 ml Ammonium hydroxide 22 ml Water 335 ml Water 335 ml Water 222 ml Total 1,000 ml Total 1,000 ml Total 1,000 ml