Here is the link to the certificate of analysis (CofA) for Lot BCCN6501 of this product:
https://www.sigmaaldrich.com/certificates/Graphics/COfAInfo/fluka/pdf/PDF762051.pdf
The Specific Rotation assay result reported at the bottom of page 3 of the CofA confirms the chirality. The enantiomeric excess (ee) or enantiomeric purity for this product is not determined.
09172
L-(−)-Malic acid
certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
Synonym(s):
(S)-(−)-2-Hydroxysuccinic acid, L-Hydroxybutanedioic acid
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| Size/SKU | Availability | Price |
|---|---|---|
100 mg | Available to ship TODAYfromMILWAUKEE | $143.00 $107.25 |
About This Item
Linear Formula:
HO2CCH2CH(OH)CO2H
CAS Number:
Molecular Weight:
134.09
NACRES:
NA.24
E Number:
E296
PubChem Substance ID:
UNSPSC Code:
41116107
EC Number:
202-601-5
MDL number:
Beilstein/REAXYS Number:
1723541
$107.25
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Quality Segment
grade
certified reference material, TraceCERT®
shelf life
limited shelf life, expiry date on the label
manufacturer/tradename
Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
technique(s)
gas chromatography (GC): suitable
mp
101-103 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
format
neat
SMILES string
O[C@@H](CC(O)=O)C(O)=O
InChI
1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1
InChI key
BJEPYKJPYRNKOW-REOHCLBHSA-N
General description
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Legal Information
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
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This Item | |||
|---|---|---|---|
| description certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland | description ≥95% (titration) | description ReagentPlus®, ≥99% | description 97%, optical purity ee: 99% (GLC) |
| technique(s) gas chromatography (GC): suitable | technique(s) - | technique(s) - | technique(s) - |
| application(s) cleaning products | application(s) - | application(s) - | application(s) - |
| format neat | format - | format - | format - |
| grade TraceCERT®, certified reference material | grade - | grade - | grade - |
| shelf life limited shelf life, expiry date on the label | shelf life - | shelf life - | shelf life - |
| Quality Level 300 | Quality Level 300 | Quality Level 100 | Quality Level 200 |
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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L-(−)-Malic acid: 09172: Is this chirally pure. Can you share COA, where it is mentioned its chiral info.
1 answer-
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