TABLE 6. GROWTH OF FATHEAD MINNOW IN 112-DAY EXPOSURE TO HYDROGEN 



SULFIDE AT 23 °C, pH 7.7, 2 6.4-7.3 MG/LITER - EXPRESSED 



AS MEAN WEIGHT IN GRAMS OF THREE REPLICATIONS AT THE END 



OF SUCCEEDING 28-DAY PERIODS 



? Start of s| 

 J\fter 297 d< 

 After 404 da.y 





