iqiq] 



HAAS—RESPIRA TION 



389 



TABLE II A 



Two PERIODS (23.5 MIN. EACh) IN SEA WATER AXD 13 EQUAL PERIODS IX SEA 



WATER CONTAINING 3 . 2 PER CENT FORMALDEHYDE (8 PER CENT 



BY VOLUME OF 40 PER CENT FORMALDEHYDE) 



Solution 



Sea water. 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water ^containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3.2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde ' 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Sea water containing 3 . 2 per cent 



formaldehyde 



Change in PH 



37-7 

 37-7 



37-6 



37-6 



37-7 



37-7 



37-7 



37-7 



37-7 



37-7 



37-7 



37-7 



37-7 



37-7 



02 = 0.55 

 82 = 0.55 



90=1.47 



90=1.47 



05 = 1.32 

 15 = 1.22 



33 = 1 04 

 50 = 0.87 

 55 = 0.82 

 58 = 0.79 

 60 = 0.77 

 65=0.72 

 70 = 0.67 

 80 = 0.57 



Relative rate of respiration 



37-7-85 = 0.52 



TABLE II A CONTROL 



Fifteen periods (21 min.) in sea water 



I . 



2. 



3- 

 4- 



5- 

 6. 



7- 

 8. 



9- 

 10. 

 II. 

 12. 

 13- 

 14- 

 15- 



Period 



