|
ITEMS |
SPECIFICATIONS |
RESULTS |
|
CHARACTERISTICS |
WHITE OR ALMOST WHITE CRYSTALLINE POWDER |
WHITE CRYSTALLINE POWDER |
|
IDENTIFICATION |
POSITIVE REACTION |
COMPLIES
|
|
MELTING POINT |
ABOUT 190℃ |
190℃ |
|
SPECIFIC OPTICAL ROTATION |
+20.5°~ +21.5° |
+20.8° |
|
PH |
2.1-2.6 |
2.30 |
|
RESIDUE ON IGNITION IGNITION |
≤ 0.1% |
0.02% |
|
ASSAY |
99.0%--100.5% |
99.6% |
|
HEAVY METALS |
≤ 10 ppm |
＜10 ppm |
|
CLARITY OF SOLUTION |
CLEAR |
COMPLIES |
|
COLOR OF SOLUTION |
≤ BY7 |
＜BY7 |
|
IMPURITY E |
≤ 0.2% |
＜ 0.2% |
|
COPPER |
≤ 5 ppm |
＜5 ppm |
|
IRON |
≤ 2 ppm |
＜2 ppm |
|
MERCURY |
≤ 1 ppm |
0.02ppm |
|
ARSENIC |
≤ 3 ppm |
＜3 ppm |
|
LEAD |
≤ 2 ppm |
0.05ppm |
|
METHANOL |
≤ 3000 ppm |
64ppm |
|
|
|
|
|
CONCLUSION: THE ABOVE PRODUCT CONFORMS WITH BP2020/EP10/USP2021/E300/FCCI2STANDARD
|
||
