Q : What are the differences and purposes between the disinfectant sprays available in Eluxgo? A : Below are the differences and purposes for all Eluxgo disinfectant sprays.A1 Cationic Disinfectant General SurfacesSurface disinfection kills odor-producing bacteria that leaves surfaces clean and bacteria-free.A2 Cationic Disinfectant Stain RemoverContains natural plant Lavender extract. It is a surface disinfectant with stain removal properties.Read here to find out more about A2 Cationic Disinfectant Stain Remover usage and mixtureA6 Cationic Disinfectant - Natural & EffectiveContains natural plant Tea Tree extract. Remove odor on objects: mattresses, sofas, toys, etc.A7 Cationic Disinfectant - Anti Dust MiteHas anti-dust mite properties that can repel mites and remove odor on mattresses, sofas, and cushions.Read here to find out more on how to effectively get rid of dust mites with Eluxgo productsA8 Anti Mosquito DisinfectantContains the natural plant Chrysanthemum extract. Sanitize and relieve areas of insect bite and itch while repelling mosquitoes.   Q : Are Eluxgo disinfectant sprays able to kill the coronavirus? Don't we need 70% alcohol to kill coronavirus? A : 70% alcohol is not the only formula that is effective against it. In fact, there have been studies to show that Quaternary Ammonium Compounds (Quats or QACs) - one of our main active ingredients used in our A7 Cationic Disinfectant Anti Dust Mite formula, is effective against coronaviruses.   Q : What are the differences between the different bottles of disinfectant spray heads? A : A7 Cationic Disinfectant 180ml flairosol bottle spray head (a patented spray made in Holland) produces a strong continuous fine mist spray. It has a nozzle that is only 0.2mm which allows the disinfectant to stay in the air longer and kills any surfaces bacteria. Moreover, it allows further penetration into bedsheets and mattresses.   Q : What are the bottle sizes available for all Eluxgo disinfectant spray? A : Below