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Pharmaceutical Grade L-isoleucine

Pharmaceutical Grade L-isoleucine

Pharmaceutical grade l-isoleucine, White crystalline pieces or crystalline powder. Slightly bitter. Odorless Sublimation temperature 168-170 ℃. Belong to the essential amino acids, necessary for adult nitrogen balance.

Products Specifications:


Our Pharmaceutical Grade L-isoleucine are exported to Asia, Europe, South America and the Middle East with many years, stable, reliable, reputation is our eternal service goals.

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Item

Specification 

Specific rotation

+39.5 to +41.5° 

State of solution(transmittance)

Clear 98.0% min.

Chloride[cl]

0.020% max. 

Ammonium [NH4]

0.02% max. 

Sulfate[SO4]

0.020% max

Iron[Fe]

10ppm max.

Heavy metals [Pb]

10ppm max

Arsenic[As2O3]

1ppm max

Other amino acids

Chromatographically not detectable

Loss on drying

0.20% max. 

Residue on ignition[sulfated]

0.10% max.

Assay

99.0% min

PH

5.5 ~ 6.5


Pharmaceutical grade L-isoleucine can be used as amino acid injection, compound amino acid infusion, food additives. for biochemical research, medicine for nutritional supplements.异亮氨酸.png


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Melting point 288 ° C (dec.) (Lit.)

Specific rotation of 41 º (c = 4, 6N HCl)

The refractive index was 40.5 ° C (C = 4, 6 mol / L HCl)

Flash point 168-170 ° C

Storage conditions Store at RT.

Solubility 1 M HCl: 50 mg / mL Solubility in water was 4.12%, extremely difficult to dissolve in ethanol and ether.

Water solubility 41.2 g / L (50 ºC)

Sublimation point 168-170 ºC

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