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Merck
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文件

1.04718

Supelco

异辛烷

for spectroscopy Uvasol®

别名:

2,2,4-三甲基戊烷, 异辛烷

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About This Item

线性分子式:
(CH3)2CHCH2C(CH3)3
CAS号:
分子量:
114.23
Beilstein:
1696876
MDL號碼:
分類程式碼代碼:
12191502
酶委員會索引編號:
208-759-1

蒸汽密度

3.9 (vs air)

品質等級

蒸汽壓力

41 mmHg ( 21 °C)

化驗

≥99.8% (GC)

形狀

liquid

自燃溫度

745 °F

效力

>2500 mg/kg LD50, oral (Rat)

expl. lim.

6 %

技術

UV/Vis spectroscopy: suitable

雜質

≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.005% Water

蒸發殘留物

≤0.0002%

顏色

APHA: ≤10

透射率

205 nm, ≥30%
215 nm, ≥65%
220 nm, ≥80%
225 nm, ≥85%
235 nm, ≥90%
245 nm, ≥98%
255 nm, ≥99%

折射率

n20/D 1.391 (lit.)

pH值

7

bp

98-99 °C (lit.)

mp

−107 °C (lit.)

轉變溫度

flash point -12 °C

密度

0.692 g/mL at 25 °C (lit.)

紫外吸收

λ: 205 nm Amax: ≤0.52
λ: 215 nm Amax: ≤0.19
λ: 220 nm Amax: ≤0.10
λ: 225 nm Amax: ≤0.07
λ: 235 nm Amax: ≤0.05
λ: 245 nm Amax: ≤0.01
λ: 255 nm Amax: ≤0.004

儲存溫度

2-30°C

SMILES 字串

CC(C)CC(C)(C)C

InChI

1S/C8H18/c1-7(2)6-8(3,4)5/h7H,6H2,1-5H3

InChI 密鑰

NHTMVDHEPJAVLT-UHFFFAOYSA-N

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一般說明

UV/VIS 和红外光谱中分析结果的准确性取决于是否使用非常纯的溶剂进行样品制备。Uvasol<TMSYMBOL></TMSYMBOL> 系列是特别被计为用于光谱学和其它需要最高光学纯度化学物质的应用领域。精制过程使得应用更加安全并避免由痕量 UV(紫外线)、IR(红外线)和荧光污染引起对分析结果的错误判断。Uvasol<TMSYMBOL></TMSYMBOL> 溶剂可提供最佳的紫外线透射率。在所有质量标准中,均确定了5种典型波长的最小透射率。

應用


  • Characterization of Palm Fatty Acid Distillate, Diacylglycerol Regioisomers, and Esterification Products Using High-Performance Size Exclusion Chromatography.: This research utilizes isooctane in the analysis of palm fatty acid distillates and their derivatives, emphasizing its role in enhancing chromatographic techniques for lipid analysis (Aryusuk et al., 2024).

  • Multivariate Optimization and Validation of a Modified QuEChERS Method for Determination of PAHs and PCBs in Grilled Meat by GC-MS.: This study features isooctane in the extraction and analysis of hazardous compounds in food samples, demonstrating advanced sample preparation techniques for ensuring food safety (Ostadgholami et al., 2023).

  • Compatibility of cloud point extraction with gas chromatography: Matrix effects of Triton X-100 on GC-MS and GC-MS/MS analysis of organochlorine and organophosphorus pesticides.: Isooctane is highlighted as a critical component in the extraction and chromatographic analysis of environmental toxins, showcasing its utility in reducing matrix interferences (Hristozova et al., 2024).

  • Characterization and Pilot-Scale Application of the ZMS-2 Serine Protease with Novel Properties for the Eco-friendly Leather Processing.: Although indirectly related, this article illustrates the broader applicability of biochemical methods in industry, where isooctane′s role in process optimization can be inferred (Khan et al., 2023).

  • Study of the diffusion properties of zeolite mixtures by combined gravimetric analysis, IR spectroscopy and inversion methods (IRIS).: This paper discusses the use of isooctane in studying the transport properties of zeolites, important for catalytic and separation processes in chemistry (Ait Blal et al., 2023).

規格

空气中的饱和浓度:239 g/m3(20 °C)

分析報告

纯度(GC): ≥ 99.8 %
蒸发残留物: ≤ 0.0002 %
水: ≤ 0.005 %
颜色: ≤ 10 色度
酸度: ≤ 0.0002 meq/g
碱度: ≤ 0.0002 meq/g
荧光(以254 nm奎宁计): ≤ 1.0 ppb
荧光(以365 nm处奎宁计): ≤ 1.0 ppb
透射率(205 nm): ≥ 30 %
透射率(215 nm): ≥ 65 %
透射率(220 nm): ≥ 80 %
透射率(225 nm): ≥ 85 %
透射率(235 nm): ≥ 90 %
透射率(245 nm): ≥ 98 %
透射率(从255起 nm开始): ≥ 99 %
吸光度(205 nm): ≤ 0.52
吸光度(215 nm): ≤ 0.19
吸光度(220 nm): ≤ 0.10
吸光度(225 nm): ≤ 0.07
吸光度(235 nm): ≤ 0.05
吸光度(245 nm): ≤ 0.01
吸光度(255 nm): ≤ 0.004
符合ACS和Reag. Ph Eur“特定用途光谱法”的要求Ph Eur

其他說明

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

法律資訊

UVASOL is a registered trademark of Merck KGaA, Darmstadt, Germany

訊號詞

Danger

危險分類

Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Central nervous system

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

10.4 °F - closed cup

閃點(°C)

-12 °C - closed cup


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