石油醚，Petroleum benzine boiling range 30-50°C；for analysis EMSURE®

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.

 

Acidity: ≤ 0.0002 meq/g
Colour: ≤ 10 Hazen
Boiling range: 30 - 50 °C
Aromatics (as benzene): ≤ 0.01 %
Sulfur compounds (as S): ≤ 0.005 %
Iodine number: ≤ 0.3
Evaporation residue: ≤ 0.003 %
Water: ≤ 0.01 %
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 %

 

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