L-ASPARTIC ACID

L-ASPARTIC ACID For Biochemistry

Confirms to USP
(S)-(+)-Aminosuccinic acid, (S)-Aminobutanedioic acid

Article No.

01571

Grade

For Biochemistry

Purity

98.5%

CAS No.

56-84-8

Molecular Formula

C₄H₇NO₄

Molecular Weight

133.10

H.S. Code

2922.4990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

White crystalline

pH value

2.8

Melting point/ Freezing point [°C]

> 300 °C

Density [g/cm3]

1.661

Solubility in water [% weight]

Slightly soluble in water

Partition coefficient Log Pow octanol / water at 20°C

-3.9

Appearance	White crystalline powder
Assay	98.5 - 101.5%
Specific optical rotation ([α]20/D)	+24 deg to +26 deg
Residue on ignition	Max 0.1%
Identification	Passes test
Chloride (Cl)	Max 0.02%
Sulphate (SO4)	Max 0.03%
Iron (Fe)	Max 0.001%
Lead (Pb)	Max 0.001%
Loss on drying (at 105°C ; 3 hrs)	Max 0.5%