Biogeochemical marine models aim to replicate the chemical and low-trophic levels conditions of marine ecosystems. There are many types of such models, depending on complexity, specific aims and formulations. All of them are but rough approximation of the real ecosystems with many shortcomings...

The substance tris(2-chloroethyl)phosphate (TCEP) is an alkyl phosphate ester used as a flame-retardant plasticiser and viscosity regulator in polyurethanes, polyester resins, polyacrylates and other polymers. The main industrial branches in which TCEP has been used are the building industry...