L-Threonine 98%
Supplier: Thermo Scientific
Ratings:
(No Reviews)
Total Ratings: 0
Avg. Ratings: 0.0 out of 5
138930250
138931000
138930050
138935000
ACRO138930250EA
46.3
GBP
ACRO138930250
ACRO138931000
ACRO138930050
ACRO138935000
L-Threonine 98%
L-Threonine
Formula:
C₄H₉NO₃ Melting Pt: 255 °C (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00064270 CAS Number: 72-19-5 EINECS: 200-774-1 |
Specification Test Results
Appearance | White to off-white Crystalline powder or glistening flakes |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C, 3 hrs) |
Sulfated ash | ≤0.1 % |
Solubility | (2.5 % in water) Clear colorless |
Specific optical rotation | -27.6° to -29.0° (20°C, 589 nm) (c=6, H2O) |
Titration with HClO4 | 97.5 to 102.5 % (On dried substance) |
Chloride (Cl) | ≤200 ppm |
Sulfate (SO4) | ≤300 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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