2,2,4-Trimethylpentane (Isooctane) ≥99.5% HPLC Grade | HiPerSolv CHROMANORM 4 L

2,2,4-Trimethylpentane (Isooctane), HPLC Plus Grade, ≥99.5% - 4x4L

SKU: 650439-4X4L
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For laboratory, institutional, and professional use only. Not available for residential or personal purchase. Orders are subject to verification.

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2,2,4-Trimethylpentane (Isooctane) HPLC Plus Grade is a high-purity hydrocarbon solvent designed for HPLC, GC, and residue analysis applications. With ≥99.5% assay and extremely low evaporation residue and halogenated contaminants, this grade is suitable for sensitive chromatographic and spectrophotometric workflows.

Controlled water content, low fluorescence background, and defined UV absorbance specifications ensure reliable performance in trace-level analytical methods. Commonly used in environmental testing, hydrocarbon analysis, and quality control laboratories, this solvent supports demanding analytical requirements across regulatory, academic, and food testing environments.

Chemical Name: 2,2,4-Trimethylpentane
Synonym: Isooctane
CAS Number: 540-84-1
Molecular Formula: C8H18
Molecular Weight: 114.23 g/mol
Grade: HPLC Plus
Assay: ≥99.5%
EC Number: 208-759-1
MDL Number: MFCD00008943
NACRES: NA.21
PubChem ID: 329760019

Specifications

2,2,4-Trimethylpentane (Isooctane), HPLC Plus Grade, ≥99.5%

• Assay: ≥99.5%
• Form: Clear liquid
• Molecular Weight: 114.23 g/mol
• Vapor Pressure: 41 mmHg at 21 °C
• Vapor Density: 3.9 (vs air)
• Density: 0.692 g/mL at 25 °C
• Melting Point: -107 °C (lit.)
• Autoignition Temperature: 745 °F
• Explosive Limit: 6%
• Water: <0.01%
• Evaporation Residue: <0.0001%
• Halogenated Residue: <10 ng/L (as heptachlor epoxide)
• Fluorescence (quinine) at 365 nm: <1.0 ppb
• UV Absorption (H₂O reference):
 – 205 nm: Amax 1.00
 – 225 nm: Amax 0.10
 – 254 nm: Amax 0.01
• Technique Suitability: HPLC, GC
• Suitability: Residue analysis

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