價格： HK$0.00
CH-M100983
訂購熱線: (852) 2440 1310
電郵: [email protected]
Ethanol absolute 100983.2511
Made in Germany
P/N: CH-M100983
Ethanol absolute for analysis
Size: 2.5L
| PHYSİCOCHEMİCAL INFORMATİON |
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| Boiling point |
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78.3 °C (1013 hPa) |
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| Density |
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0.790 – 0.793 g/cm3 (20 °C) |
| Explosion limit |
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3.5 – 15 %(V) |
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| Flash point |
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12 °C |
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| Ignition temperature |
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425 °C |
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| Melting Point |
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-114.5 °C |
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| pH value |
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7.0 (10 g/l, H₂O, 20 °C) |
| Vapor pressure |
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59 hPa (20 °C) |
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| Refractive Index |
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1.36 |
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| Solubility |
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(20 °C) completely miscible |
| SPECİFİCATİONS |
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| Purity (GC) |
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≥ 99.9 % |
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| Identity (IR) |
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conforms |
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| Appearance |
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conforms |
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| Colour |
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≤ 10 Hazen |
| Solubility in water |
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conforms |
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| Acidity or alkalinity |
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≤ 30 ppm |
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| Titrable acid |
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≤ 0.0002 meq/g |
| Titrable base |
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≤ 0.0002 meq/g |
| Density (d 20 °C/20 °C) |
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0.790 – 0.793 |
| UV absorption |
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conforms |
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| Aldehydes (as Acetaldehyd) |
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≤ 0.001 % |
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| Fusel oils |
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conforms |
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| Substances reducing |
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| potassium permanganate (as O) |
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≤ 0.0002 % |
| Carbonyl compounds (as CO) |
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≤ 0.003 % |
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| Readily carbonizable substances |
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conforms |
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| Acetone (GC) |
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≤ 0.001 % |
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| Ethylmethylketone (GC) |
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≤ 0.02 % |
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| Isoamyl alcohol (GC) |
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≤ 0.05 % |
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| 2-Propanol (GC) |
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≤ 0.003 % |
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| Higher alcohols (GC) |
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≤ 0.01 % |
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| Volatile impurities (GC) |
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≤ 10 ppm |
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| (Acetaldehyde and Acetal) |
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| Volatile impurities (GC) (Benzene) |
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≤ 2 ppm |
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| Volatile impurities (GC) (Methanol) |
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≤ 100 ppm |
| Volatile impurities (GC) (Total of other impurities) |
≤ 300 ppm |
| Volatile impurities (GC) (disregard limit) |
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≤ 9 ppm |
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| Chloride (Cl) |
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≤ 0.3 ppm |
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| Nitrate (NO₃) |
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≤ 0.3 ppm |
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| Phosphate (PO₄) |
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≤ 0.3 ppm |
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| Sulphate (SO₄) |
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≤ 0.3 ppm |
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| Ag (Silver) |
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≤ 0.000002 % |
| Al (Aluminium) |
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≤ 0.00005 % |
| As (Arsenic) |
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≤ 0.000002 % |
| Au (Gold) |
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≤ 0.000002 % |
| Ba (Barium) |
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≤ 0.00001 % |
| Be (Beryllium) |
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≤ 0.000002 % |
| Bi (Bismuth) |
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≤ 0.000002 % |
| Ca (Calcium) |
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≤ 0.00005 % |
| Cd (Cadmium) |
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≤ 0.000005 % |
| Co (Cobalt) |
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≤ 0.000002 % |
| Cr (Chromium) |
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≤ 0.000002 % |
| Cu (Copper) |
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≤ 0.000002 % |
| Fe (Iron) |
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≤ 0.00001 % |
| Ga (Gallium) |
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≤ 0.000002 % |
| In (Indium) |
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≤ 0.000002 % |
| Li (Lithium) |
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≤ 0.000002 % |
| Mg (Magnesium) |
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≤ 0.00001 % |
| Mn (Manganese) |
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≤ 0.000002 % |
| Mo (Molybdenum) |
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≤ 0.000002 % |
| Ni (Nickel) |
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≤ 0.000002 % |
| Pb (Lead) |
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≤ 0.00001 % |
| Pt (Platinum) |
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≤ 0.000002 % |
| Sb (Antimony) |
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≤ 0.000002 % |
| Sn (Tin) |
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≤ 0.00001 % |
| Ti (Titanium) |
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≤ 0.000002 % |
| Tl (Thallium) |
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≤ 0.000002 % |
| V (Vanadium) |
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≤ 0.000002 % |
| Zn (Zinc) |
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≤ 0.00001 % |
| Zr (Zirconium) |
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≤ 0.000002 % |
| Evaporation residue |
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≤ 0.0005 % |
| Water |
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≤ 0.1 % |
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