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L-PROLINE For Biochemistry

(S)-Pyrrolidine-2-carboxylic acid

COAs

Packings

5 g (00005)

25 g (00025)

500 g (00500)

1GBA000015 1GBA000060 1GBAB00091
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Article No. 05470 Grade For Biochemistry
Purity 99% CAS No. 147-85-3
Molecular Formula C5H9NO2 Molecular Weight 115.13
H.S. Code 2933.9990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
pH value 6 - 7 at 115 g/l at 25 °C Melting point/ Freezing point [°C] 228 °C
Decomposition point [°C] 233 °C Solubility in water [% weight] 115 g/l at 20 °C - completely soluble

Specifications

Appearance White crystalline powder Assay (by HClO4 titration) Min 99%
Heavy metal (as Pb) Max 0.001% Ammonium (NH4) Max 0.01%
Foreign amino acids Max 0.3% Other ninhydrin positive substances (as glycine) Max 0.1%
Revision Date: 03-Aug-2013

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