L-Leucine, USP26/AJI92


Weight: 200g
Price:
Sale price€21,55

Description

Product Name: L-Leucine
CAS Number: 61-90-5
EINECS No.: 200-522-0
Chemical Formula: C6H13NO2
Molecular Weight: 131.1742
Synonyms: 2-amino-4-methylvaleric acid;
2-Amino-4-methylpentanoic acid;
Description: Crystalline leaflets or a white crystalline powder
Melting Point: 286 ~ 288 ºC

Specification:

Assay:

99.0% to 100.5%

Specific rotation [α]D20:

+14.9o to + 16.0o

State of solution
[transmittance]:

Clear and colorless

98.0% min.

PH:

5.5 to 6.5

Residue on ignition [sulfated]:

0.3% max

Chloride[Cl]:

0.020% max.

Sulphate:

0.020% max

Ammonium[NH4]:

0.020% max

Loss on drying

0.20% max.

Heavy metals [Pb]:

10ppm max.

Arsenic [As2O3]:

1.5ppm max.

Other amino acids:

Not detected

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