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等级
analytical standard
质量水平
方案
≥96.5% (GC)
96.5-103.5% (T)
保质期
limited shelf life, expiry date on the label
技术
HPLC: suitable
gas chromatography (GC): suitable
杂质
≤1.5% water
折射率
n20/D 1.457-1.459
n20/D 1.458 (lit.)
沸点
178-180 °C (lit.)
mp
14-16 °C (lit.)
密度
0.873 g/mL at 25 °C (lit.)
应用
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
包装形式
neat
SMILES字符串
NCCCCCN
InChI
1S/C5H14N2/c6-4-2-1-3-5-7/h1-7H2
InChI key
VHRGRCVQAFMJIZ-UHFFFAOYSA-N
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一般描述
尸胺,一种生物胺,属于脂肪族二胺类,常见于奶酪、鱼制品、发酵香肠、鱼露等食品中。它可用作新鲜度标记以及微生物腐坏的指示剂,因为它是食品中最常见的储藏条件不当和微生物污染的结果。
应用
尸胺可作用分析参考标准物,用于量化以下物质中的分析物:
- 使用在阵列模式下的两个工作电极以及带荧光检测的反相高压液相色谱(HPLC-FLD)组成的电化学一次性丝网印刷设备制成的食品样本
- 采用反相液相色谱分离耦合电喷雾电离-离子阱串联质谱(HPLC-ESI-ITMS/MS)的生物基质。
有关合适仪器技术的更多信息,请参考产品′s分析证书。如需进一步支持,请联系技术服务。
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在我们的NMR在线平台ChemisTwin®上可以找到本品对应的数字化标准物质。您可使用ChemisTwin®上的数字等效品鉴定您的样品并进行定量分析(使用数字化外标)。可查看该物质的NMR谱图,只需点击几次鼠标,就能进行在线样品比对。欢迎点击了解更多,开启免费试用之旅。
警示用语:
Danger
危险声明
危险分类
Eye Dam. 1 - Skin Corr. 1B
储存分类代码
8A - Combustible corrosive hazardous materials
WGK
WGK 3
闪点(°F)
143.6 °F - closed cup
闪点(°C)
62 °C - closed cup
法规信息
危险化学品
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Determination of putrescine, cadaverine, spermidine and spermine in different chemical matrices by high performance liquid chromatography?electrospray ionization?ion trap tandem mass spectrometry (HPLC?ESI?ITMS/MS).
Journal of Chromatography. B, Biomedical Sciences and Applications, 1002, 176-184 (2015)
Pharmaceutical research, 31(8), 2054-2064 (2014-02-22)
The complementary strategy by combining targeting ligand-mediated selectivity and CPP-mediated transmembrane function could be exploit synergies for enhancing cellular uptake of nanoparticles with negative charge. A heparin-based nanoparticles with negative charge was fabricated by complementary strategy, which was expected to
Journal of nutritional science and vitaminology, 58(3), 153-160 (2012-08-11)
Polyamine is a small organic polycation composed of a hydrocarbon backbone with multiple amino groups which ubiquitously exists in all living organisms from bacteria to higher animals. The critical step of polyamine biosynthesis generally includes the amino acid-decarboxylating reaction to
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