grade
reference material
Quality Segment
assay
≥98.0% (GC)
autoignition temp.
707 °F
shelf life
limited shelf life, expiry date on the label
mp
299-301 °C (dec.) (lit.)
format
neat
SMILES string
O=C1NNC(=O)C=C1
InChI
1S/C4H4N2O2/c7-3-1-2-4(8)6-5-3/h1-2H,(H,5,7)(H,6,8)
InChI key
BGRDGMRNKXEXQD-UHFFFAOYSA-N
General description
This reference material (RM) is produced and certified in accordance with ISO/IEC 17025. This RM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Muta. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
11 - Combustible Solids
wgk
WGK 2
flash_point_f
572.0 °F - closed cup
flash_point_c
300 °C - closed cup