Calibration files for Unsubstitued Benzophenone from the corrected UV emission to be used for comparison to determine the Phosphorescence Quantum Efficiency.  More values at:  Calibration00.htm   Aminco Bowman Updated at bottom of this page:  06/04/02

Instrument/PMT/Scan Speed Solvent Spectrometer Slit Conditions Baselined Area for Corrected Emission
UV Absorbance Values
PE LS 50 B  - in GBAD 318

all at PMT 900 V and
Scan Speed 240 nm/s

EPA Slits 5 nm 234.293 bpstd2.xls
Ex Slit 10 nm
Em Slit 5 nm
187.881
Methylcyclohexane Slits 5 nm 261.094 mchbp.xls

 

Ex Slit 10 nm
Em Slit 5 nm
273.363
Ethanol (new 2001- Thanks to Emile!) each slit 5 nm 146.987 ETOHSTD01.xls
each slit 7.5 nm 473.486
each slit 10 nm 1055.53
Ex Slit 5
Em Slit 10
944.571
Ex Slit 10
Em Slit 5
175.239
Ex Slit 5.0
Em Slit 7.5
451.255
Ex Slit 7.5
Em Slit 5.0
157.711
Ex Slit 10
Em Slit 7.5
433.187
Ex Slit 7.5
Em Slit 10
954.183
Ex Slit 10
Em Slit 15
off scale
Ex Slit 15
Em Slit 10
961.365
Aminco Bowman AB2 - in GBAD 314 EPA (use these values for all solvents with the caveat that the standard was run in EPA solvent) Individual Individual bpstd2.xls
Methylcyclohexane
(not available 2002)
Individual Individual mchbp.xls