Products

L-leucine

Synonyms2-amino-4-methyl-pentanoic acid

Chemical FormulaC6H13NO2

Chemical Weight131.173

CAS number328-39-2

Specification - Base on USP26

AppearanceA white to off-white crystalline

IdentificationInfrared absorption

Specific Rotation+14.9∼+17.3° (result of 16.5°)

Chloride (Cl)≤0.050% (result of 0.023%)

Organic volatile ImpuritiesConforms

Sulphate (SO4)≤0.030% (result of 0.015%)

Iron (Fe)≤30PPM (result of 6PPM)

Heavy Metals (Pb)≤15PPM (result of 2PPM)

Loss on Drying≤0.20% (result of 0.12%)

Residue on Ignition≤0.40% (result of 0.20%)

Assay98.5∼101.5% (result of 98.5%)

Bluk density0.2∼0.5g/ml

Tap density>0.5g/ml

Particle size100% thru 100mesh

Solubility in waterConforms

PH value5.5∼7.0 (result of 5.8)

SALMONELLANegative

R.COLTNegative

Total count colony units<1000/G (result of <200/G)

Mold<100/G (result of <30/G)

Yeast<100/G (result of <30/G)

Application

Package25kg/plastic bag in stick paper drum

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