Specifications
Additional Information | L-enantiomer: < 0.5% |
Arsenic (As) | 2ppm max. |
Appearance of Solution | (5% soln. in 3N HCl) clear, colorless |
Heavy Metals (as Pb) | 10ppm max. |
Assay Percent Range | 99% |
Linear Formula | (CH3)2CHCH2CH(NH2)CO2H |
Infrared Spectrum | Authentic |
Iron (Fe) | 10ppm max. |
Loss on Drying | 0.2% max. |
Residue after Ignition | 0.1% max. |
Formula Weight | 131.17 |
Specific Rotation | -14.9° to -16° (20°C, 589nm) (c=4, 6N HCl) |
Physical Form | Crystalline Powder, Crystals, or Flakes |
Percent Purity | ≥98.5% |
Specific Rotation Condition | −15.45° (20°C c=4,6N HCl) |
Color | White |
Chemical Name or Material | D-Leucine, 99% |
Appearance: White to off-white powder
Purity: 99%min
Product Quality meets: Our company standards.
Stock status: Usually keep 300-400KGs in stock.
Application: it is widely used in food additives, pharmaceutical intermediate.
Package: 25kg / barrel
Physicochemical properties
Density: 1.035g/cm3
Boiling point: 225.8 ° C at 760 mmHg
Flash point: 90.3 ° C
Vapor pressure: 0.0309mmhg at 25 ° C
Melting point: 116-120 ℃
Purity: ≥ 98% (HPLC)
Storage conditions
Storage temperature 2-8 ℃
Hazard statement
Safety level: S24 / 25-36-26