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L-ASPARTIC ACID For Biochemistry

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

COAs

Packings

25 g (00025)

100 g (00100)

1000 g (01000)

1PW1200060 1PW1200100 1PW1201600
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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

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

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

Exclamation Mark
Symbol: GHS07
 Signal Word: Warning
 Hazardous Statement: H319
 Precaution Statement: P305 + P351 + P338
Revision Date: 15-Feb-2017

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