TABLE 24 . PRODUCTION OF VOLATILE TIN IN MEDIA INOCULATED WITH 
_ Result from _ 
Bioflask Hungate tube 
Replicate yg sn in 
No « organic 
acid 
solution* 
None, sterile control 
1 
148 
++++t 
with medium contain- 
2 
45 
ing dimethyltin 
chloride 
Buoy Rock 
1 
21 
+ 
2 
0 
Spaniard Bar 
1 
262 
++ 
2 
57 
Baltimore Harbor 
1 
344 
+ 
2 
145 
Tilghman Island 
1 
658 
+ 
2 
0 
Tenneco pond 
1 
361 
++ 
2 
314 
Campbell plant 
1 
218 
+ 
2 
144 
Chestertown sewage 
1 
176 
++ 
treatment plant 
2 
201 
Source of 
inoculum 
* Corrected for values obtained from sterile flasks containing 
inorganic tin. 
t The notation used represents peak height from the atomic 
absorption unit: 0.0; +, 0.1 to 0.2; ++, 0.3 to 0.6; 
+++, 0.6 to 1.0; ++++, 1.0 and above. 
96 
