1.08684

p-Xylene

for analysis EMSURE^® ISO

• Synonym(s): p-Xylene, Dimethylbenzol
• Linear Formula: C₆H₄-1,4-(CH₃)₂
• CAS Number: 106-42-3
• Molecular Weight: 106.17
• MDL number: MFCD00008556
• UNSPSC Code: 12191501
• EC Index Number: 203-396-5

Properties

• Agency: reag. ISO
• Quality Level: 300
• vapor pressure: 8.7 hPa ( 20 °C)
• product line: EMSURE^®
• Assay: ≥99.0% (GC)
• form: liquid
• autoignition temp.: 540 °C
• potency: 3910 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 1.1-7 % (v/v)
• impurities: ≤0.00025 meq/g Acidity; ≤0.00025 meq/g Alkalinity; ≤0.01% Water; ≤0.1% Benzene (GC); ≤0.1% Toluene (GC); ≤3% Ethylbenzene (GC)
• evapn. residue: ≤0.001%
• color: clearAPHA: ≤10
• refractive index: n20/D 1.495-1.499
• bp: 138.4 °C/1013 hPa
• mp: 13.3 °C
• transition temp: flash point 24 °C
• density: 0.86 g/cm³ at 20 °C
• 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%
• storage temp.: 2-30°C
• InChI: 1S/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
• InChI key: URLKBWYHVLBVBO-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.

Application

• Bioinspired, Non-Enzymatic, Aqueous Synthesis of Size-Tunable CdS Quantum Dots for Sustainable Optoelectronic Applications: Demonstrates the use of cadmium acetate dihydrate in the green synthesis of cadmium sulfide quantum dots, offering significant potential for optoelectronic and photocatalytic applications (Ozdemir et al., 2023).


• Multifunctional Additive CdAc(2) for Efficient Perovskite-Based Solar Cells: Describes the role of cadmium acetate dihydrate as a multifunctional additive in enhancing the efficiency of perovskite solar cells, pivotal for advancements in renewable energy technologies (Ren et al., 2023).

Analysis Note

p-Xylene (GC): ≥ 99.0 %
Identity (IR): conforms
Appearance: clear
Color: ≤ 10 Hazen
Acidity: ≤ 0.00025 meq/g
Alkalinity: ≤ 0.00025 meq/g
Density (d 20 °C/20 °C): 0.862 - 0.869
Refractive index (n 20/D): 1.495 - 1.499
Boiling range (137-142°C): ≥ 95 % (v/v)
Benzene (GC): ≤ 0.1 %
Ethylbenzene (GC): ≤ 3 %
Toluene (GC): ≤ 0.1 %
Sulfur compounds (as S): ≤ 0.003 %
Readily carbonizable substances: conforms
Thiophene: 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 %
ISO-reagent

Legal Information

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

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H226 - H304 - H312 + H332 - H315 - H319 - H335 - H412
• Precautionary Statements: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 80.6 °F - closed cup
• Flash Point(C): 27 °C - closed cup