|
Formic | |
|
pharmaceutical |
99% |
|
etc. |
0. 06% |
|
tanning, |
0. 01% |
|
steel |
0. 15% |
|
etc. |
0. 000045 |
|
item food grade | |
|
glacial acetid acid |
99. 8% |
|
freezing point |
14. 5% |
|
evaporates the resdual |
0. 01% |
|
the heavy metal (as pb counts) |
0. 0002% |
|
potassium permanganate experiment minute |
0. 15% |