tert-Butyl Methyl Ether (Reag. USP, Ph. Eur.) for analysis, ACS

tert-Butyl Methyl Ether (Reag. USP, Ph. Eur.) for analysis, ACS
Content: 2,5 LTR
Physical Description:
liquid
Quality Name: for analysis, ACS
Specification: Minimum assay (G.C.): 99.8%
Identity: IR passes test
Density 20/4: 0.739-0.742
Refractive Index n 20/D: 1.368-1.370

?maximum limit of impurities:
APHA colour: 10
Acidity: 0.0005 meq/g
Alkalinity: 0.0002 meq/g
Non-volatile matter: 0.001 %
Peroxides (as H2O2): 0.0001 %*
2-Methyl-2-Propanol (G.C.): 0.05%
Aldehydes (as HCHO): 0.001%
Methanol (G.C.): 0.01%
Water (H2O): 0.03 %
UV Spectrum (1cm cell; Ref.: water):
Transmittance at 240 nm: =50%
Transmittance at 255 nm: =80%
Transmittance at 280 nm: =98%
Al: 0.0005 %
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 %
Zn: 0.00001 %
* At the moment of the batch analysis.: