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  <FDSYS>
    <CFRTITLE>40</CFRTITLE>
    <CFRTITLETEXT>Protection of Environment</CFRTITLETEXT>
    <VOL>31</VOL>
    <DATE>2007-07-01</DATE>
    <ORIGINALDATE>2007-07-01</ORIGINALDATE>
    <COVERONLY>false</COVERONLY>
    <TITLE>Physical and chemical characterization studies.</TITLE>
    <GRANULENUM>792.135</GRANULENUM>
    <HEADING>Section 792.135</HEADING>
    <ANCESTORS>
      <PARENT HEADING="Title 40" SEQ="4">Protection of Environment</PARENT>
      <PARENT HEADING="CHAPTER I" SEQ="3">ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)</PARENT>
      <PARENT HEADING="SUBCHAPTER R" SEQ="2">TOXIC SUBSTANCES CONTROL ACT (CONTINUED)</PARENT>
      <PARENT HEADING="PART 792" SEQ="1">GOOD LABORATORY PRACTICE STANDARDS</PARENT>
      <PARENT HEADING="Subpart G" SEQ="0">Protocol for and Conduct of A Study</PARENT>
    </ANCESTORS>
  </FDSYS>
  <SECTION>
    <SECTNO>§ 792.135</SECTNO>
    <SUBJECT>Physical and chemical characterization studies.</SUBJECT>
    <P>(a) All provisions of the GLPs shall apply to physical and chemical characterization studies designed to determine stability, solubility, octanol water partition coefficient, volatility, and persistence (such as biodegradation, photodegradation, and chemical degradation studies).</P>

    <P>(b) The following GLP standards shall not apply to studies designed to determine physical and chemical characteristics of a test, control, or reference substance:
    </P>
    <EXTRACT>
      <FP SOURCE="FP-1">Section 792.31 (c), (d), and (g)</FP>
      <FP SOURCE="FP-1">Section 792.35 (b) and (c)</FP>
      <FP SOURCE="FP-1">Section 792.43</FP>
      <FP SOURCE="FP-1">Section 792.45</FP>
      <FP SOURCE="FP-1">Section 792.47</FP>
      <FP SOURCE="FP-1">Section 792.49</FP>
      <FP SOURCE="FP-1">Section 792.81(b) (1), (2), (6) through (9), and (12)</FP>
      <FP SOURCE="FP-1">Section 792.90</FP>
      <FP SOURCE="FP-1">Section 792.105 (a) through (d)<PRTPAGE P="44"/>
      </FP>
      <FP SOURCE="FP-1">Section 792.113</FP>
      <FP SOURCE="FP-1">Section 792.120(a) (5) through (12), and (15)</FP>
      <FP SOURCE="FP-1">Section 792.185(a) (5) through (8), (10), (12), and (14)</FP>
      <FP SOURCE="FP-1">Section 792.195 (c) and (d)</FP>
    </EXTRACT>
  </SECTION>
</CFRGRANULE>
