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Merck
CN

85978

Supelco

乙二醇

analytical standard

别名:

1,2-乙二醇

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About This Item

线性分子式:
HOCH2CH2OH
CAS号:
分子量:
62.07
Beilstein:
505945
EC 号:
MDL编号:
UNSPSC代码:
41116107
eCl@ss:
39020501
PubChem化学物质编号:
NACRES:
NA.24

等级

analytical standard

质量水平

蒸汽密度

2.1 (vs air)

蒸汽压

0.08 mmHg ( 20 °C)

方案

≥99.9% (GC)

自燃温度

752 °F

保质期

limited shelf life, expiry date on the label

expl. lim.

15.3 %

技术

HPLC: suitable
gas chromatography (GC): suitable

折射率

n20/D 1.431 (lit.)
n20/D 1.431

沸点

195-198 °C

mp

−13 °C (lit.)

密度

1.113 g/mL at 25 °C (lit.)

应用

environmental

包装形式

neat

SMILES字符串

OCCO

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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一般描述

乙二醇是一种无色液体 ,可通过环氧乙烷水合获得。
该物质被列入欧盟第10/2011号关于与食品接触的塑料的肯定列表。

应用

它可用作分析标准品,以通过各种色谱分离技术测定生物样品中的分析物。
有关合适仪器技术的更多信息,请参考产品的分析证书。如需进一步支持,请联系技术服务。
用乙二醇作为溶剂合成银纳米结构,是乙烯环氧化反应的有效催化剂。

象形图

Health hazardExclamation mark

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Oral - STOT RE 2 Oral

靶器官

Kidney

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

239.0 °F - open cup

闪点(°C)

115 °C - open cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


从最新的版本中选择一种:

分析证书(COA)

Lot/Batch Number

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访问文档库

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What is the molarity of ethylene glycol?

    Ethylene glycol is 17.93M.  This is calculated using the density (1.113 g/ml) and the molecular weight (62.07 g/mol).  If the product is less than 100% pure, correct for the purity.

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Petrochemical Processes null
N M Wu et al.
Journal of analytical toxicology, 11(2), 63-66 (1987-03-01)
A simultaneous determination of ethylene glycol (EG) and ethylene chlorohydrin (EC), which are formed during sterilization of bone and dura mater with ethylene oxide, has been reported. The EG and EC residues in tissues were extracted with HPLC grade water
Alexandra Ehlers et al.
SpringerPlus, 2(1), 203-203 (2013-06-07)
A rapid headspace-gas chromatography (HS-GC) method was developed for the analysis of ethylene glycol and propylene glycol in plasma and serum specimens using 1,3-propanediol as the internal standard. The method employed a single-step derivitization using phenylboronic acid, was linear to
H H Maurer et al.
Journal of chromatography. B, Biomedical sciences and applications, 754(2), 401-409 (2001-05-08)
A gas chromatographic-mass spectrometric assay is described for identification and quantification of the antifreezes ethylene glycol (EG) and diethylene glycol (DEG) in plasma for early diagnosis of a glycol intoxication. After addition of 1,3-propanediol as internal standard, the plasma sample
Shape?and size?specific chemistry of Ag nanostructures in catalytic ethylene epoxidation
ChemCatChem, 2, 78-83 (2010)

实验方案

99%;甘油,≥99.5%;四甘醇,99%

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