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42 FIRE-TROL 100 Chemical Name: Ammonium sulfate plus thickening, coloring, and anti-corrosion additives Alternate Names: None known Principal Use: Forest fire retardant Sample Description: Commercial formulation, 62% SUMMARY OF ACUTE TOXICITY 96-h LC50 Test Stage or Temp 95% CI organism wt (g) (C) (mg/L) G dolim M 18 a SUMMARY OF ACUTE TOXICITY 96-h LC50 Test Stage or Temp 95% CI organism wt (g) (C) (mg/L) G. pseudolimnaeus M 18 558 48-62 Coho salmon 1.0 11 1,000 943-1,060 Rainbow trout 0.8 11 940 796-1,110 Fathead minnow 0.7 21 > 1,500 Bluegill 1.0 21 > 1,500 Largemouth bass 0.5 21 1,160 pseu naeus 62 50-85 aTested in hard water, 272 ppm CaCO,. Coho salmon 1.0 11 > 1,500 NOTE: Yolk-sac fry were somewhat more sensitive than fingerlings in coho salmon and rainbow trout; Rainbow trout 0.8 11 > 1,000 96-h LC50's for yolk-sac fry were 580 mg/L for coho Fathead minnow 0.7 21 > 1,500 salmon and 700 mg/L for rainbow trout. A decrease in test temperature from 11° to 6°C did not appreciably Bluegill 1.0 21 > 1,500 alter the toxicity to either species. Largemouth bass 0.5 21 > 1,500 aTested in hard water, 272 ppm CaCO,. FOLPET NOTE: Early life stages of coho salmon and rainbow Chemical Name: N-(Trichloromethylthio) phthalimide trout were more sensitive than fingerlings. The 96-h LC50's of yolk-sac and swim-up fry were 90 and 920 Alternate Names: CAS 133-07-3, ENT-26539, Folpan, mg/L, respectively, for coho salmon and 150 and 780 Phaltan, Thiopal mg/L for rainbow trout. Fingerlings were more sensi- tive at 6°C than at 11 °C; 96-h LC50's at 6°C were 780 Principal Use: Fungicide µg/L for coho salmon and 1,000 µg/L for rainbow trout. Time-independent LC50's were 70 µg/L for coho Sample Description: Technical material, 88-93% sahnon and 43 mg/L for rainbow trout; cumulative tox- icity indices were 4.0 and > 2.3, respectively. SUMMARY OF ACUTE TOXICITY 96-h LC50 Test Stage or Temp 95% Cl organism wt (g) (C) (µg/L) FIRE-TROL 931 G. fasciatus M 15 2,500 1,994-3,134 Chemical Name: Ammonium polyphosphate plus thickening, coloring, and anti-corrosion additives. Coho salmon 1.0 12 106 82-137 Alternate Names: None known Rainbow trout 1.5 12 39 18-85 Principal Use: Forest fire retardant Brown trout 0.6 12 66 Sample Description: Commercial formulation, 93% 1,0501,280 56-78