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Certificate of Analysis: Product Number: H7250 Batch Number: WXBC3017V

This certificate of analysis summarizes the test results for a batch of proline powder from Sigma-Aldrich. The tests confirm that the powder matches the specified structure, has a white to off-white color and powder form, is soluble in water without color or turbidity, and contains the expected percentages of carbon, nitrogen, and purity. The quality control manager from Wuxi, China signs off on the results.

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Certificate of Analysis: Product Number: H7250 Batch Number: WXBC3017V

This certificate of analysis summarizes the test results for a batch of proline powder from Sigma-Aldrich. The tests confirm that the powder matches the specified structure, has a white to off-white color and powder form, is soluble in water without color or turbidity, and contains the expected percentages of carbon, nitrogen, and purity. The quality control manager from Wuxi, China signs off on the results.

Uploaded by

Anonymous pCIauPOG
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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3050 Spruce Street, Saint Louis, MO 63103, USA

Website: www.sigmaaldrich.com
Email USA: techserv@sial.com
Outside USA: eurtechserv@sial.com

Product Name: Certificate of Analysis

Product Number: H7250


Batch Number: WXBC3017V
Brand: SIGMA
CAS Number: 56-92-8
Formula: C5H9N3 · 2HCl
Formula Weight: 184.07 g/mol
Storage Temperature: Store at 2 - 8 °C
Quality Release Date: 03 JUN 2016

Test Specification Result


________________________________________________________________________
Appearance (Colour) White to Off-White White
Appearance (Form) Powder Powder
Solubility (Colour) Colorless to Faint Yellow Colorless
Solubility (Turbidity) Clear Clear
at 50 mg/ml in H2O
Carbon 31.9 - 33.3 % 32.5 %
Nitrogen 22.3 - 23.3 % 23.2 %
Purity (TLC) _> 99 % 100 %
Infrared Spectrum Conforms to Structure Conforms
________________________________________________________________________

Steven Chen, Manager


Quality Control
Wuxi, China CN

Sigma-Aldrich warrants, that at the time of the quality release or subsequent retest date this product conformed to the information
contained in this publication. The current Specification sheet may be available at Sigma-Aldrich.com. For further inquiries, please contact
Technical Service. Purchaser must determine the suitability of the product for its particular use. See reverse side of invoice or packing
slip for additional terms and conditions of sale.

Version Number: 1 Page 1 of 1

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