The Registration Of New Chemical Substances-information Request

(1) a small number of registered: registrant information, basic information, registration, and uses of chemical substances

(2) easy registration: a small amount of information required for registration and the melting point, boiling point, density, n-octanol/water partition coefficients, water solubilities

(3) standard register: divided into four levels: 1~10 ton; 10~100 ton; 100~1000 ton; >1000 ton; simple registration required information and further the physico-chemical, toxicological and ecological information, hazard assessment, exposure assessment