Description
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1) Appearance: White or almost white powder
2) Odor: Odorless
3) Taste: Intensely sweet
4) Assay: 98.0 -101.0%
5) Water(KF): Not more than 2%
6) PH(10% solution): 5.2-5.6
7) Melting point: 128- 132
8) Methanol: Not more than 0.1%
9) Residue on ignition: Not more than 0.5%
10) Arsenic (as AS): Not more than 3ppm
11) Heavy metals( as Pb): Not more than 10ppm
12) Specific optical rotation: +84.5-+87.5
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