Items | Standard |
Characteristics | White or yellowish crystalline powder |
Identification | A:The infrared spectrum of the sample compares qualitatively to the infrared spectrum of the standard |
A:Identify | |
B:Qualify | |
B:The solution reduces alkaline cupric tartrate TS slowly at room temperature, but more readily upon heating | |
A solution(1 in 50) responds to the tests of Sodium <191> |
|
Specific Optical Rotation | +103 °~ +108 ° |
PH(10% aqueous solution) | 7.0-8.0 |
Loss on Drying | ≤0.25% |
Heavy Metals | ≤10ppm |
Arsenic | ≤3ppm |
Lead | ≤2ppm |
Assay | 99.0%- 101.0% |
Organic Volatile Impurities | Pass |