1343 
Sodium Malate and iodine. 
Quality of light 
Time of 
exposure 
, - - , 
Amount of Unchanged 1 
iodine added iodine 
! 
Volume of solution 
1) Sunlight 
200' 
0.0127 
0.00415 
1 50 c.c. j sodium malate 
Darkness 
200' 
Do 
0.01072 
) and 10 c.c. iodine 
2) Sunlight 
380' 
Do 
0.00203 
j Do 
Darkness 
380' 
Do 
0.C0552 
3) Diffused light 
400' 
Do 
0.00385 
j Do 
Darkness 
400' 
Do 
0.C0539 
4) Diffused light 
480' 
Do 
0.00295 
j Do 
Darkness 
480' 
Do 
0.00425 
Malie acid and iodine. 
1) Sunlight 
210' 
0.00635 
0.00512 
1 50 c.c. ^ Malie acid and 
Darkness 
210' 
Do 
0.00595 
1 5 c.c. ^ iodine solution 
2) Sunlight 
390' 
Do 
0.00229 
j 
Darkness 
390' 
Do 
0.00320 
3) Diffused light 
410' 
Do 
0.00261 
j Do 
Darkness 
410' 
Do 
0.00312 
4) Diffused light 
520' 
Do 
0.00187 
j Do 
Darkness 
520' 
Do 
0.00248 
Sodium glycollate and iodine. 
1) Sunlight 
255' 
0.00635 
0.00203 
1 50 c.c. ~ sodium glycol- 
Darkness 
255' 
Do 
0.00458 
1 late and 5 cc. ^ iodine 
2) Sunlight 
420' 
Do 
0.00128 
Do 
Darkness 
420' 
Do 
0.00287 
i 
3) Diffused light 
480' 
Do 
0.00147 
Do 
Darkness 
480' 
Do 
0.00224 
1 
4) Diffused light 
550' 
Do 
0.00125 
1 ■ Do 
Darkness 
550' 
Do 
0.00192 
