L-Tyrosine disodium salt dihydrate ≥98.0%, Bioreagent

Supplier: VWR

Synonyms: Disodium 2-Amino-3-(4-oxidophenyl) propanoateL-3-(4-Hydroxyphenyl)alanine disodium salt

VWRB87058-1KGEA 1388.87 CAD
VWRB87058-1KG VWRB87058-5KG VWRB87058-25KG
L-Tyrosine disodium salt dihydrate ≥98.0%, Bioreagent
L(-)-Tyrosine disodium salt

Suitable for bioprocessing. BSE/TSE Free. Manufactured in USA. Custom Packaging and Testing Available. Change Management. Sample availability.

Formula: C₉H₉NO₃Na₂·2H₂O
MW: 261.9 g/mol
Melting Pt: 285 °C
MDL Number: MFCD03840558
CAS Number: 122666-87-9

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Specification Test Results

Appearance off-white to light tan powder
Assay (on dried basis, by titration) NLT 98.0%
Identification (by IR) conforms to structure
pH (1% solution in H2O @ 25ºC) 10.5 to 11.5
Specific Rotation (C=4g/100 mL H2O, calculated as free acid) -12.6º to -14.4º
Water (by Karl Fischer) NMT 16.0%
Heavy Metals (as Pb) NMT 15 ppm
Cytotoxicity passes test
Bioburden NMT 100 CFU/g
Endotoxin (1% solution in H2O) NMT 0.04 EU/mg
DNase none detected
RNase none detected
Protease none detected

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