ITEM | STANDARD |
APPEARANCE | WHITE CRYSTALLOID POWDER |
ASSAY | 96.0% ~ 101.5% |
IDENTIFICATION: INFRARED ABSORPTION SPECTROPHOTOMETRY | CONFORMITY |
MELTING POINT | 164℃~169℃ |
SPECIFIC OPTICAL ROTATION | +137°~ +145° |
ACIDITY (0.02mol/L NaOH) | CONFORMITY |
LOSS ON DRYING | ≤0.3% |
CHLORIDE | ≤0.007% |
SULPHATE | ≤0.01% |
ARSENIC | ≤1ppm |
REDUCING SUGARS | CONFORMITY |
MESH ZISE: | 96% PASS 80MESH |
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