APPENDIX 



91 



IX. Weights (in grains) of Chemicals Re- 

 quired to Produce Desired Dilutions in 

 Known Volumes of Water, 



Gallons of Water 



NOTE: The table can be used to obtain any dilution for 

 any volume. For example, if a 1:40,000 dilution is 

 desired in 50 gallons of water, use the figure for the 

 1:20,000 dilution for 25 gallons (4.70). 



Tables selected from Hutchens and Nord 1953 Fish Cultural 

 Manual, mimeo., 220 pp. 



