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L-Proline, 25 g

From  Carl ROTH
≥98,5 %, Ph. Eur., for biochemistry
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H-L-Pro-OH, Pyrrolidine-2-carboxylic acid
Empirical formula C5H9NO2
Molar mass (M) 115,13 g/mol
Density (D) 1,37 g/cm³
Melting point (mp) 221 °C
WGK 1
CAS No. 147-85-3
EG-Nr. 205-702-2


€33.25/Pack Qty. 

excl. VAT. | 25 g per Pack Qty.

Art. No. T205.1

In stock
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from 6 Pack Qty. €31.59/Pack Qty.
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Product details



L-Proline ≥98,5 %, Ph. Eur., for biochemistry

Technical Information
Checked according to pharmacopoeia Ph. Eur. 
L-Proline
Selected quantity:   0
  1. Subtotal:  0.00
Art. No. Pack Qty. Pack. Price Quantity
T205.1 25 g plastic

€33.25

T205.2 100 g plastic

€84.85

T205.3 500 g plastic

€317.15

In stock
Available (note delivery time)
In procurement
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Delivery date currently unknown
Selected quantity:   0
  1. Subtotal:  0.00

Downloads / MSDS


General information

Amino acids

Our amino acids are of the highest purity and suitable for a broad range of applications in biochemistry. Besides the natural occurring L-amino acids, we offer a selection of unnatural D-amino acids and DL-amino acids.


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Guarantee analysis

Appearancewhite to off-white cryst. powder or colourless crystals
Assay (dry substance)98.5-101.0 %
Identitycomplies
Appearance of solutioncomplies
Specific rotation [α]20D-86° to -84°
Ammonium (NH4)≤0.02 %
Chloride (Cl)≤0.02 %
Sulphate (SO4)≤0.03 %
Iron (Fe)≤0.001 %
Ninhydrin-positive substances≤0.2 %
Foreign amino acids≤0.5 %
Sulphated ash≤0.1 %
Loss on drying≤0.5 %