40 CFR §415.171
For the purpose of this subpart:
- (a)Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
- (b)The term product shall mean sodium dichromate.
- (c)The term Cr(T) shall mean total chromium.
- (d)The term Cr(+ 6) shall mean hexavalent chromium.