Section 11
SEC. 11. Chemical Substances Exempt from Pre-Manufacture Notification.-The manufacture of the following chemical substances or mixtures shall be exempt from pre-manufacture notification: Those included in the categories of chemical substances and mixtures already listed in the inventory of existing chemicals; Those to be produced in small quantities solely for experimental or research and developmental purposes; Chemical substances and mixtures that will not present an unreasonable risk to health and the environment; and Chemical substances and mixtures that exist temporarily and which have no human or environmental exposure such as those which exist as a result of chemical reactions in the manufacture or processing of a mixture of another chemical substance.