等级
certified reference material
TraceCERT®
质量水平
蒸汽密度
3.04 (vs air)
蒸汽压
1.5 mmHg ( 20 °C)
自燃温度
824 °F
保质期
limited shelf life, expiry date on the label
expl. lim.
10 %
制造商/商品名称
Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
储存条件
under inert gas
技术
gas chromatography (GC): suitable
折射率
n20/D 1.393 (lit.)
bp
153-154 °C (lit.)
mp
−47 °C (lit.)
密度
0.95 g/mL at 25 °C (lit.)
应用
cleaning products
cosmetics
food and beverages
personal care
格式
neat
储存温度
−20°C
SMILES字符串
CC(C)C(O)=O
InChI
1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
InChI key
KQNPFQTWMSNSAP-UHFFFAOYSA-N
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一般描述
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.
推荐产品
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
法律信息
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Danger
危险分类
Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
WGK
WGK 1
闪点(°F)
closed cup
闪点(°C)
closed cup
法规信息
危险化学品
Tingxu Yan et al.
International journal of biological macromolecules, 144, 427-440 (2019-12-22)
The present study aimed to evaluate the antidepressant-like effect of a polysaccharide (OP), which is isolated from okra (Abelmoschus esculentus (L) Moench), in CUMS-induced mice and its possible mechanisms. OPT, FST and TST were employed to examine the anxiety and
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