1.04335

异己烷

≥99.0% (GC), suitable for HPLC

• 同義詞: 异己烷, 2-甲基戊烷，异己烷
• 經驗公式（希爾表示法）: C₆H₁₄
• CAS號碼: 92112-69-1
• 分子量：: 86.18
• 分類程式碼代碼: 12191502
• 酶委員會索引編號: 295-570-2
• NACRES: NA.03

屬性

• product name: 异己烷, for liquid chromatography LiChrosolv^®
• 蒸汽壓力: 160-190 hPa ( 20 °C)
• 品質等級: 100
• 產品線: LiChrosolv^®
• 等級: isocratic
• 化驗: ≥99.0% (GC)
• 形狀: liquid
• 自燃溫度: 260 °C
• 效力: >2000 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.0-7.4 % (v/v)
• 技術: HPLC: suitable
• 雜質: ≤0.0002 meq/g Acidity; ≤0.0002 meq/g Alkalinity; ≤0.005% Water; ≤0.5% n-Hexane (GC); ≥60% Isohexane (GC)
• 蒸發殘留物: ≤2.0 mg/L
• 顏色: APHA: ≤10
• 透射率: 210 nm, ≥60%; 220 nm, ≥80%; 245 nm, ≥98%
• 運動黏度: 0.5 cSt(20 °C)
• bp: 53-63 °C/1013 hPa
• mp: <-50 °C
• 轉變溫度: flash point -21 °C
• 密度: 0.66 g/cm³ at 20 °C
• 儲存溫度: 2-30°C
• InChI: 1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3
• InChI 密鑰: VLKZOEOYAKHREP-UHFFFAOYSA-N

描述

一般說明

LiChrosolv 溶剂具有较高的紫外线透射率、低颗粒数、低酸碱度和低蒸发残留量，因而其是可重现分离的理想选择。由于在分析型HPLC中分离通常在梯度条件下进行，因此我们提供“梯度级”和“等度级”的溶剂。这使得所使用的溶剂的梯度影响最小化。

應用

• In-house validation of accelerated solvent extraction-gas chromatography-mass spectrometry for the determination of bound 3- and 2-monochloropropanediols (MCPD) and glycidol in food products.: This study showcases the validation of a robust analytical method, crucial for ensuring food safety and compliance with regulations. The use of isohexane in the process highlights its application in improving extraction efficiency and analysis precision (Shaari et al., 2021).


• Optimized determination of polybrominated diphenyl ethers and polychlorinated biphenyls in sheep serum by solid-phase extraction-gas chromatography-mass spectrometry.: Demonstrates the refinement of extraction and detection techniques using isohexane for environmental pollutants in biological samples, enhancing the sensitivity and accuracy of these measurements (Zhang & Rhind, 2011).


• Simultaneous extraction and clean-up of polybrominated diphenyl ethers and polychlorinated biphenyls from sheep liver tissue by selective pressurized liquid extraction and analysis by gas chromatography-mass spectrometry.: This article describes a streamlined method to simultaneously extract and purify specific contaminants from liver tissue, with isohexane playing a critical role in the efficiency of the extraction process (Zhang et al., 2011).


• Selective pressurized liquid extraction of estrogenic compounds in soil and analysis by gas chromatography-mass spectrometry.: Focuses on the targeted extraction of hormone disruptors from environmental samples, where isohexane′s selective solvation properties are utilized to enhance the selectivity and yield of the analytes (Zhang et al., 2011).


• Fast sample preparation involving MASE and coupled column normal phase liquid chromatography for the rapid trace analysis of dioxins in air-dust samples from fire catastrophe emissions.: Discusses a rapid preparation and analysis method for trace contaminants in complex matrices, underscoring isohexane′s role in achieving fast and reliable results (van Beuzekom et al., 2004).

準備報告

产品已经过0.2 μm过滤器过滤

分析報告

纯度C₆H₁₄-异构体（GC）： ≥ 99.0 %
异己烷（GC）： ≥ 60.0 %
正己烷（GC）： ≤ 0.5 %
蒸发残留物： ≤ 2.0 mg/l
水： ≤ 0.005 %
颜色： ≤ 10 色度
酸度： ≤ 0.0002 meq/g
碱度： ≤ 0.0002 meq/g
透射率（210 nm）： ≥ 60 %
透射率（220 nm）： ≥ 80％
透射率（从245起 nm开始）： ≥ 98％
经0.2 µm过滤器过滤

其他說明

欢迎探索各式各样的实验室安全配件和设备，以安全操作溶剂，在首次使用时就能获得较高的安全水平。

法律資訊

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

安全資訊

• 象形圖: GHS02,GHS07,GHS08,GHS09
• 訊號詞: Danger
• 危險聲明: H225 - H304 - H315 - H336 - H411
• 防範說明: P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331
• 危險分類: Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: -5.8 °F
• 閃點（°C）: -21 °C