Fisher Scientific UK Ltd.
part of Thermo Fisher Scientific
Bishop Meadow Road,
Loughborough,
Leicestershire,
LE11 5RG
Specification Sheet

Fisher Scientific's Quality System has been found to conform to Quality Management System Standard ISO9001:2015 by SAI Global Certificate Number QMS42099

Catalogue Number: D/2450 Expiry Phrase: Use within 2 yrs of opening

Description: Diethyl ether, stabilised with BHT
Grade: AR Application: For analysis


Result Name Specification Units
Acetone <= 0.002 %
Acidity/alkalinity (meq/g) <= 0.0002 meq/g
Assay (GC) >= 99.5 %
Calcium (Ca) <= 0.2 ppm
Carbonyl compounds <= 0.001 %
Colour <= 5 APHA
Copper (Cu) <= 0.05 ppm
Ethanol <= 0.01 %
Ether peroxide <= 1 ppm
Iron (Fe) <= 0.1 ppm
Lead (Pb) <= 0.05 ppm
Magnesium (Mg) <= 0.05 ppm
Methanol <= 0.01 %
Potassium (K) <= 0.5 ppm
Residue after evaporation (ppm) <= 10 ppm
Sodium (Na) <= 0.5 ppm
Substances darkened by H2SO4 (APHA) <= 10 APHA
Substances reducing KMnO4 <= 0.001 %
Total phosphorus (P) <= 0.1 ppm
Total silicon (Si) <= 0.05 ppm
Total sulfur (S) <= 0.2 ppm
Water <= 0.03 %
Zinc (Zn) <= 0.05 ppm

Additional Information: Meets the current analytical specification of Ph. Eur.

Mrs Paula Faulkes Wednesday 30th of October 2024
Quality Assurance Manager.

Note: The data listed is valid for all package sizes of this lot of this product, expressed as an extension of the catalogue number listed above. If there are any questions regarding this certificate, please call Technical Support on +32 1456 5600