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Lab Chemicals
Amino Acids & Derivatives
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
C
4
H
7
NO
4
Molecular Weight
133.10
H.S. Code
2922.4990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
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
Packings
25 g
(00025)
100 g
(00100)
1000 g
(01000)
Specifications
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%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338
Revision Date :
15-Feb-2017