Acute Toxicity of Fire Control Chemicals to Daphnia magna (Straus) and Selenastrum capricornutum (Printz)
Table 6
Table 6. Summary of the Nitrate-Nitrogen and Nitrite-Nitrogen Characteristics of Three Non-Foam Fire-Fighting Chemicals Used in Tests with D. magna Exposed in ASTM Hard and Soft Waters
| Chemical | Water type | Nitrate-nitrogen (NO3--N, mg/liter) | Nitrite-nitrogen (NO2--N, mg/liter) |
| Fire-Trol GTS-R | Soft | 0.08 | 7.95 |
| Hard | 0.15 | 10.17 | |
| Fire-Trol LCG-R | Soft | 3.79 | 33.20 |
| Hard | 3.93 | 31.16 | |
| Phos-Chek D75-F | Soft | 0.41 | 0.20 |
| Hard | 0.88 | 0.22 |
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