1.04374

n-Hexane

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Hexane, n-Hexane
• Linear Formula: CH₃(CH₂)₄CH₃
• CAS Number: 110-54-3
• Molecular Weight: 86.18
• Beilstein: 1730733
• MDL number: MFCD00009520
• EC Index Number: 203-777-6

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• vapor density: ~3 (vs air)
• vapor pressure: 256 mmHg ( 37.7 °C); 5.2 psi ( 37.7 °C); ~132 mmHg ( 20 °C)
• product line: EMSURE^®
• assay: ≥96.0% (GC); ≥98.50% (hexane isomers + methylcyclopentane, GC)
• form: liquid
• autoignition temp.: 453 °F
• potency: 25000 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 7.7 %
• impurities: ≤0.0003 meq/g Water-soluble titrable acid; ≤0.005% Sulfur compounds (as S); ≤0.01% Aromatics (as benzene); ≤0.01% Water
• evapn. residue: ≤0.001%
• color: APHA: ≤10
• transmittance: 260-420 nm, ≥97%
• refractive index: n20/D 1.375 (lit.)
• kinematic viscosity: 0.50 cSt(20 °C)
• bp: 69 °C (lit.)
• mp: −95 °C (lit.)
• transition temp: flash point -22 °C
• density: 0.659 g/mL at 25 °C (lit.)
• cation traces: Al: ≤0.00005%; B: ≤0.000002%; Ba: ≤0.00001%; Ca: ≤0.00005%; Cd: ≤0.000005%; Co: ≤0.000002%; Cr: ≤0.000002%; Cu: ≤0.000002%; Fe: ≤0.00001%; Mg: ≤0.00001%; Mn: ≤0.000002%; Ni: ≤0.000002%; Pb: ≤0.00001%; Sn: ≤0.00001%; Zn: ≤0.00001%
• SMILES string: CCCCCC
• storage temp.: 2-30°C
• InChI: 1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3
• InChI key: VLKZOEOYAKHREP-UHFFFAOYSA-N

Description

General description

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Analysis Note

Purity (GC): ≥ 96.0 %
Purity Σ hexane isomers + methylcyclopentane (GC): ≥ 98.5 %
Identity (IR): conforms
Color: ≤ 10 Hazen
Water-soluble titrable acid: ≤ 0.0003 meq/g
Refractive index (n 20/D): 1.375 - 1.376
Density (d 20 °C/20 °C): 0.659 - 0.663
Boiling range (min.95 %): 67 - 69 °C
Transmission (between 260 nm and 420 nm): ≥ 97 %
Thiophene: conforms
Aromatics (as benzene): ≤ 0.01 %
Sulfur compounds (as S): ≤ 0.005 %
Readily carbonizable substances: conforms
Al (Aluminium): ≤ 0.00005 %
B (Boron): ≤ 0.000002 %
Ba (Barium): ≤ 0.00001 %
Ca (Calcium): ≤ 0.00005 %
Cd (Cadmium): ≤ 0.000005 %
Co (Cobalt): ≤ 0.000002 %
Cr (Chromium): ≤ 0.000002 %
Cu (Copper): ≤ 0.000002 %
Fe (Iron): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.00001 %
Mn (Manganese): ≤ 0.000002 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.01 %

Legal Information

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

Safety Information

• Pictograms: GHS02,GHS07,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H225 - H304 - H315 - H336 - H361f - H373 - H411
• Precautionary Statements: P201 - P210 - P273 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3
• Target Organs: Central nervous system, Nervous system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): -7.6 °F
• Flash Point(C): -22 °C