L-Phenylalanine 98.5+%
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
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Avg. Ratings: 0.0 out of 5
13031-0025
13031-0250
13031-1000
13031-5000
TS13031-0025EA
1045
USD
TS13031-0025
TS13031-0250
TS13031-1000
TS13031-5000
L-Phenylalanine 98.5+%
L-α-Phenylalanine
Formula:
C₉H₁₁NO₂ Melting Pt: 270…275 °C (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00064227 CAS Number: 63-91-2 EINECS: 200-568-1 Merck Index: 14,07271 |
Specification Test Results
Appearance | White to off-white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.3 % (105°C, 3 hrs) |
Sulfated ash | ≤0.1 % |
pH | 5.4 to 6.0 (1 % in water) |
Specific optical rotation | -33.0° to -35.2° (20°C, 589 nm) (c=2, water) (on dried substance) |
Titration with HClO4 | 98.50 to 102.00 % (On dried basis) |
Lead (Pb) | ≤10 ppm |
Heavy metals (as Pb) | ≤20 ppm |
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