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High quality amino acid L-Leucine

L-Leucine

Characteristics: White crystals or crystalline powder. Odorless, slightly bitter taste. Freely soluble in formic acid, sparingly soluble in water, very slightly soluble in ethanol or in ether, dissolves in dilute hydrochloric acid.

 

The Characteristics and Uses:

 One of essential amino acids in human body, material of  various amino acids drip-feed; curing  burn, trauma, taint and brawn- restoration before&after operation;  taking part in

NH4 metabolic activity and protecting liver.

 

Quality Standards: USP24, AJI92 and etc.
Item AJI92 USP24
Assay, % 98.5~100.5 98.5~100.5
pH value 5.5~6.5 5.5~7.0
Specific rotation[a]D20º +14.9º~+16.0º +14.9º~+17.3º
Chloride (CI) , % ≤0.02 ≤0.05
Ammonium (NH4), % ≤0.02 – – –
Sulfate (SO4), % ≤0.02 ≤0.03
Iron (Fe), % ≤0.001 ≤0.003
Heavy metals, % ≤0.001 ≤0.0015
Arsenic, % ≤0.0001 – – –
Other amino acids,  Not detd. – – –
Loss on drying, % ≤0.2 ≤0.2
Residue on ignition, % ≤0.1 ≤0.4
Organic volatile impurities, % – – – Conforms

Packaging Details:
L-Leucine with Fibre drum double polyethylene bags inside (25kgs).