L-Proline, AJI97/USP24


Weight: 200g
Precio:
Precio de ventaR$ 152,29

Descripción

Product Name: L-Proline
CAS No.: 147-85-3
EINECS No.: 205-702-2
Chemical Formula: C5H9NO2
Molecular Weight: 115.1316
Synonyms: 2-Pyrrolidinecarboxylic acid
Standard: AJI97 and USP24
Melting Point: 228~ 233ºC

Specification:

Appearance:

White Crystals or crystalline powder

Assay:

98.5% min.

Specific rotation [α]D20:

-84.5o to -86.0o

State of solution:

Clear and colorless

Transmittance:

98.0% min.

Heavy metals [Pb]:

10ppm max.

PH:

5.9 to 6.9

Residue on ignition [sulfated]:

0.1% max

Loss on drying

0.30% max.

Chloride [Cl]:

0.02% max.

Ammonium [NH4+]:

0.02% max.

Sulfate [SO4]:

0.02% max.

Iron [Fe]:

10ppm max

Arsenic [As2O3]:

1ppm max.

Other amino acids:

0.5% max

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