| Item |
Specification |
| ASSAY |
99% Min |
|
FUMARIC ACID |
1.0% Max |
|
MALEIC ACID |
0.05% Max |
|
WATER INSOLUBLE |
0.1% Max |
|
RESIDUE ON IGNITION |
0.1% Max |
|
LEAD |
10PPM Max |
|
ARSENIC |
4 PPM Max |
|
SPECIFIC ROTATION [a]25D |
-0.1 ~ +0.1 |