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SZSE：002741
Chemical Reagents
Xylene COA Report
  • CAS No.：1330-20-7
  • Molecular weight：106.17
  • Molecular formula：C3H10
  • UN Code：1307
  • EC No.：215-535-7
  • HS-No：29024400
Information
Specification category：
Product No. Product name specifications
1.15634.023 Xylene AR500ml
1.15634.033 Xylene AR25L/Drum
1.15634.043 Xylene CP500ml
1.15634.053 Xylene AR2.5L
1.15634.073 Xylene AR20kg
1.15634.093 Xylene CP20kg/Drum
1.15634.123 Xylene AR500ml
Characteristic： Appearance and properties:liquid, colorless, aromatic odor.
Melting point(℃):> -34
Boiling point(℃):137-143
Flash point(℃):25
Upper explosive limit% (V/V):7.5
Density: 0.86g/cm3(20℃)
Relative vapor density(air=1)(air = 1):3.7
Ignition temperature(℃):~ 465
Lower explosive limit% (V/V):1.7
Saturated vapor pressure: 7.5(20℃)
Technical indicators：
Item AR CP
Assay(C8H10) ≥99.0% ≥99.0%
Chroma, Hazen ≤10 ≤20
Evaporation residue ≤0.001% ≤0.002%
Acidity(as H+)mmol/100g ≤0.025 ≤0.05
Alkalinity(as OH-)mmol/100g ≤0.025 ≤0.05
Readily carbonizable substance Qualified Qualified
Sulfide(as SO4) ≤0.006% ≤0.01%
Benzene(C6H6) ≤0.1% ≤0.2%
Toluene (C6H5CH3) ≤0.1% ≤0.5%
Ethyl benzene (C6H5C2H5) ≤19% ≤24%
Thiophene and homolog(as C4H4S) ≤0.0001% ≤0.0001%
Water(H2O) ≤0.03% ≤0.06%
Hazard characteristics：

IATA-DGR UN 1307 XYLENES,3,Ⅲ

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