L-Threonine ≥98.5%, Ultrapure
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:72-19-5
:
Formula:C₄H₉NO₃
MDL Number:MFCD00064270
:119.12 g/mol
Merck Index:14,09380
Melting Pt:255 °C (dec.)
Storage Temperature:Ambient
EINECS:200-774-1
Specification Test Results
- Assay:≥98.5%
- Impurity Content Sulphate (SO₄):≤0.03%
- Loss on Drying:≤0.2%
- Optical Rotation:–26.7 to –29.1° (c=6 in H₂O)
- pH (5%, H₂O):5.0 to 6.5
- Identification (FTIR):Conforms
- Chloride Content:≤0.05%
- Residue on Ignition:≤0.4%
- Heavy Metals (Pb):≤15 ppm
- Iron (Fe):≤30 ppm
Specification Test Results
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