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Chromium - The Risk Assessment Information System

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LIST OF TABLES<br />

Table 2.1 <strong>Chromium</strong> Eco-SSLs (mg/kg dry weight in soil) .........................2<br />

Table 3.1 Plant Toxicity Data - <strong>Chromium</strong> ......................................4<br />

Table 4.1 Invertebrate Toxicity Data - <strong>Chromium</strong> ................................5<br />

Table 5.1 Avian Toxicity Data Extracted for Wildlife Toxicity Reference Value (TRV) -<br />

Trivalent <strong>Chromium</strong>................................................7<br />

Table 5.2 Calculation of the Avian Eco-SSLs for Trivalent <strong>Chromium</strong> ................9<br />

Table 6.1 Mammalian Toxicity Data Used to Derive TRV - Trivalent <strong>Chromium</strong> .......11<br />

Table 6.2 Mammalian Toxicity Data Used to Derive TRV - Hexavalent <strong>Chromium</strong> .....13<br />

Table 6.3 Calculation of the Mammalian Eco-SSLs for Trivalent <strong>Chromium</strong> ..........16<br />

Table 6.4 Calculation of the Mammalian Eco-SSLs for Hexavalent <strong>Chromium</strong> ........16<br />

LIST OF FIGURES<br />

Figure 2.1 Typical Background Concentrations of <strong>Chromium</strong> in U.S. Soils .............3<br />

Figure 5.1 Avian TRV Derivation for Trivalent <strong>Chromium</strong> ..........................8<br />

Figure 6.1 Mammalian TRV Derivation for Trivalent <strong>Chromium</strong> ....................12<br />

Figure 6.2 Mammalian TRV Derivation for Hexavalent <strong>Chromium</strong> ..................15<br />

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