|
|
 |
|
MACHINE MADE |
|
Grade :
Standard One Shellac
(M.M.)
|
| Essential
Requirements |
Matter
Insoluble in hot alcohol |
Basic
Limit - 1.25% |
| Relaxed
Limit - 1.50% |
| Color
Index |
18
Max. |
| Rosin
and Orpiment |
Normaly
Free from Rosin and Orpiment except when a specified
percentage is agreed between buyer |
|
|
|
| Optional Requirements |
Volatile Matter |
Not more than 2% |
| Wax |
Not more than 4.5% |
| Ash |
0.3% (Max) |
| Flow |
As agreed between buyer & seller |
| Heat Polymerisation
|
As agreed between buyer & seller usually at
temperature of 150 degree cel. |
| Matter Soluble in Water |
0.5% (Max.) |
| Acid Value |
As agreed between buyer & seller |
| Lead Content |
As agreed between buyer & seller |
| Iodine Value |
As agreed between buyer & seller |
|
|
|
|