REFINED GLYCERINE
| DESCRIPTION | CP GRADE |
IW GRADE |
Glycerol, percent by mass, Min. |
98.0 |
98.0 |
Relative density at 30/30 deg.C.Min. |
1.2552 |
1.2552 |
Colour reading on lovibond scale expressed as Y+R, not deeper than (in 51/4" Cell) |
1.0 | 3.5 |
Ash, percent by mass, Max. |
0.01 | 0.01 |
Arsenic (as AS), parts per million Max. |
2.0 | --- |
Copper |
To pass the test | --- |
Iron (as Fe), parts per million, Max. |
0.5 | --- |
Lead (as Pb), parts per million, Max. |
1.0 | --- |
Chlorides (as CI), parts per million, Max. |
10.0 | 60.0 |
Sulphates (as SO4), parts per million, Max. |
10.0 | --- |
Alkalinity (as Na2O), percent by mass, Max. |
NIL | 0.01 |
Total Alkali (free and combined) as Na2O, percent by mass, Max. |
NIL | 0.01 |
Fatty Acids and Esters as Na2O, percent by mass, Max. |
0.03 | --- |
Acraldehyde and glucose |
To pass the test | --- |
Reducing substances |
To pass the test | --- |