D-Threonine 98%

Supplier: Thermo Scientific
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346970050 346970250 346971000
ACRO346970050EA 41.3 GBP
ACRO346970050 ACRO346970250 ACRO346971000
D-Threonine 98%
D-Threonine
Formula: C₄H₉NO₃
Melting Pt: 274 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00064269
CAS Number: 632-20-2
EINECS: 211-171-8

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Specification Test Results

Appearance White Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.3 %
Sulfated ash ≤0.1 %
UV transmittance ≥98 % (c=5, H2O, 430 nm) 1 cm cell
Specific optical rotation +27° to +29° (20°C, 589 nm) (c=6, water)
Titration with HClO4 ≥97.5 %
Chloride (Cl) ≤200 ppm
Sulfate (SO4) ≤300 ppm
Ammonium (NH4) ≤200 ppm
Arsenic (As) ≤1 ppm
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm
Other amino acids (TLC) Passes test

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