[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR469.22]

[Page 679]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 469--ELECTRICAL AND ELECTRONIC COMPONENTS POINT SOURCE CATEGORY--Table of Contents
 
               Subpart B--Electronic Crystals Subcategory
 
Sec. 469.22  Specialized definitions.

    The definitions in 40 CFR part 401 and the chemical analysis methods 
in 40 CFR part 136 apply to this subpart. In addition,
    (a) The term ``total toxic organics (TTO)'' means the sum of the 
concentrations for each of the following toxic organic compounds which 
is found in the discharge at a concentration greater than ten (10) 
micrograms per liter:

1,2,4 Trichlorobenzene chloroform
1,2 Dichlorobenzene
1,3, Dichlorobenzene
1,4, Dichlorobenzene ethylbenzene
1,1,1 Trichloroethane methylene chloride naphthalene
2 Nitrophenol phenol bis (2-ethylhexyl) phthalate tetrachloroethylene 
toluene trichloroethylene
2 Chlorophenol
2,4 Dichlorophenol
4 Nitrophenol pentachlorophenol di-n-butyl phthalate anthracene
1,2 Diphenylhydrazine isophorone butyl benzyl pthalate
1,1 Dichloroethylene
2,4,6 Trichlorophenol carbon tetrachloride
1,2 Dichloroethane
1,1,2 Trichloroethane dichlorobromomethane

    (b) The term ``electronic crystals'' means crystals or crystalline 
material which because of their unique structural and electronic 
properties are used in electronic devices. Examples of these crystals 
are crystals comprised of quartz, ceramic, silicon, gallium arsenide, 
and idium arsenide.
    (c) The term ``manufacture of electronic crystals'' means the 
growing of crystals and/or the production of crystal wafers for use in 
the manufacture of electronic devices.

[48 FR 15394, Apr. 8, 1983, as amended at 48 FR 45250, Oct. 4, 1983]