Product Introduction
| Product name | Dodecyl dimethyl benzyl ammonium bromide （bromogeramine） |
| Category | Cationic surfactant |
| CAS# | 7281-04-1 |
| EINECS# | 230-698-4 |
| Molecular formula | C21H38BrN |
| Molecular weight | 384.4371 |
| Risk Phrases | R22; R36/37/38; |
| Structural formula |  |
| Security Terms | S26; S36; |
| Physical and Chemical Properties | It is yellow colloid at normal temperature, and may gradually form waxy solid at low temperature; It is smelly and fragrant, and tastes extremely bitter; the aqueous solution is alkaline, and a large amount of foam is generated when shaking. This product is soluble in water or ethanol, slightly soluble in acetone, insoluble in ether or benzene. This product has both bactericidal and descaling effects, strong and fast action, no corrosion to metals, no pollution to clothes, stable nature, easy to store, belongs to disinfection and antiseptic drugs. Diluent can be used for hand washing before surgery (0.05~0.1%, soak for 5 minutes), skin disinfection and fungal infection (0.1%), mucosal disinfection (0.01~0.05%), instrument disinfection (put in 0.1% solution to boil for 15 minutes and then soak for 30 minutes). Do not use with soap, salt or other synthetic detergents at the same time, avoid using aluminum containers, disinfection of metal instruments need to add 0.5% sodium nitrite rust, not suitable for cystoscope, ophthalmic instruments and synthetic rubber disinfection. Weak to Gram-negative bacilli and enterovirus. It is ineffective against Mycobacterium tuberculosis and spores |
| Use | It is used as disinfectant and antiseptic in medicine, used for hand washing before surgery, skin disinfection and medical instrument disinfection, and used as one of the most commonly used surfactants of benzalkonium bromide such as bactericidal algaecide in industrial water treatment. It has cleaning, bactericidal disinfection and algaecide effects, and is widely used in sterilization, disinfection, anticorrosion, emulsification, descaling, solubilization, etc. It is one of the non-oxidative bactericidal algaecide, slime remover and cleaning agent commonly used in industrial circulating water treatment so far. |
