测试 | 规格 |
---|---|
APPEARANCE (COLOR) | White to Light Yellow |
APPEARANCE (FORM) | Powder or Crystals |
PURITY (GC AREA %) | ≥ 98.0 % |
SPECIFIC ROTATION | 177.0 - 187.0 Degrees |
CONCENTRATION | c=1% in EtOH |
MELTING POINT | 32 - 39 C |
INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
ODOUR | Pass |
ARSENIC (ICP) | ≤ 3 ppm |
CADMIUM (ICP) | ≤ 1 ppm |
MERCURY (ICP) | ≤ 1 ppm |
LEAD (ICP) | ≤ 10 ppm |
EXPIRATION DATE PERIOD | 60 Months |