The availability to the public of information provided to, or otherwise obtained by, the Administrator under this part shall be governed by part 2 of this chapter. (Information submitted voluntarily to the Administrator for the purposes of Sec. Sec. 60.5 and 60.6 is governed by Sec. Sec. 2.201 through 2.213 of this chapter and not by Sec. 2.301 of this chapter.)