92816
Maleic acid
Standard for quantitative NMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
Synonym(s):
cis-Butenedioic acid, Toxilic acid
About This Item
Recommended Products
grade
Standard for quantitative NMR
certified reference material
TraceCERT®
Quality Level
description
qNMR Standard for D2O and organic solvents (6.2 ppm)
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
qNMR: suitable
mp
130-135 °C (lit.)
density
1.59 g/mL at 25 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical
format
neat
SMILES string
OC(=O)\C=C/C(O)=O
InChI
1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-
InChI key
VZCYOOQTPOCHFL-UPHRSURJSA-N
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General description
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Check out our entire range of quantitative NMR standards (qNMR standards)
Maleic acid is a butenedioic acid having a double bond in cis- (Z)-configuration. It is used in the industrial manufacturing of lubricant additives, unsaturated polyester resins, surface coatings, plasticizers, copolymers, and agricultural chemicals.
Application
Features and Benefits
- Produced and certified under ISO/IEC 17025 and ISO 17034 accreditation
- Traceable to NIST PS1 (Benzoic acid)
- Accompanied with a comprehensive Certificate of Analysis (CoA) (up to four pages), as per ISO Guide 31, with data on stability, density, homogeneity, the accuracy of concentration, uncertainty, and traceability
- Gravimetrically prepared using high-quality qNMR-characterized starting materials and qualified precision balances to ensure minimal uncertainty
- Rigorously tested through real-time stability studies to ensure accuracy and shelf life
- Available in a solid neat format in a brown glass bottle
Other Notes
Suitable NMR solvents: D2O, MeOD, DMSO-d6
Recommended products
Legal Information
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1 - Skin Sens. 1 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
8A - Combustible corrosive hazardous materials
WGK
WGK 1
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
ISHL Indicated Name
Substances Subject to be Indicated Names
ISHL Notified Names
Substances Subject to be Notified Names
JAN Code
91811BULK3:
92816-1G:
91811VAR3:
9181120G3:
92816-5G:
92816-BULK:
92816-VAR:
9181110ML3:
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