L(+)-Serine 99%

Supplier: THERMO FISHER SCIENTIFIC CHEMICALS

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ThermoScintific Chemicals

ThermoScintific Chemicals

13266-0025 13266-0250 13266-1000 13266-5000

TS13266-0025EA 1499 USD

TS13266-0025 TS13266-0250 TS13266-1000 TS13266-5000

L(+)-Serine 99%

L(+)-Serine

Formula: C₃H₇NO₃
Melting Pt: 222 °C (dec.)
Density: 1.6 g/cm³
Storage Temperature: Ambient

MDL Number: MFCD00064224
CAS Number: 56-45-1
EINECS: 200-274-3
Merck Index: 14,00846

Specification Test Results

Appearance	White Crystalline powder or crystals or needles
Infrared spectrum	Conforms
Loss on drying	≤0.2 % (105°C, 3 hrs)
Sulfated ash	≤0.1 %
UV transmittance	≥95 % (c=10, H2O, 430 nm) 1 cm cell
pH	5.0 to 6.5 (2.5 % at 25°C)
Specific optical rotation	+14.4° to +16.0° (20°C, 589 nm) (c=10, 2 N HCl)
Titration with HClO4	98.5 to 101.5 %
Chloride (Cl)	≤200 ppm
Sulfate (SO4)	≤200 ppm
Ammonium (NH4)	≤200 ppm
Arsenic (As)	≤1 ppm
Iron (Fe)	≤10 ppm
Heavy metals (as Pb)	≤10 ppm
Other amino acids	≤0.5 % (TLC)

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