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L-Threonine

L-Threonine
L-Threonine
Product Code : LC5467
Product Description
LC5467 L-Threonine
for biochemistry

 

Order number Packaging Quantity Price €
AC32467 Plastic bottle 10 g
15.21
AC32467 Plastic bottle 100 g 58.5
AC32467 Plastic bottle 1 kg 530.1
AC32467 Plastic bottle 10 kg Inquire

 

Product information
Hill Formula C4H9NO3
HS Code 2922 50 00
EC number 200-774-1
Molar mass 119.12 g/mol
CAS number 72-19-5

 

Chemical and physical data
Solubility 90 g/l (20 °C)
Melting point 265 - 270 °C
Molar mass 119.12 g/mol
Bulk density 370 kg/m3
pH value 5 - 6 (100 g/l, H2O, 20 °C)

 

Safety information
RTECS XO8590000
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Assay (perchloric acid titration) ≥ 99 %
Identity (IR-spectrum) passes test
Appearance white to almost white, fine powder
Appearance of solution (1 mol/l, water) clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l) -15.4° to -16.4°
Heavy metals (as Pb) ≤ 0.001 %
NH4 (Ammonium) ≤ 0.01 %
Foreign amino acids ≤ 0.3 %
Other ninhydrine positive substances ≤ 0.1 %

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