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Hollow Cathode

In atomic spectroscopy, which of the following is NOT correct?

a. A Hollow Cathode Lamp is the required light source for atomic emission spectroscopy.
b. Absorption by molecular species in the flame causes spectral interference.
c. Graphite Furnace AAS is a more sensitive analytical method with lower detection limits for most metals than flame AAS.
d. Pressure broadening of atomic spectral lines increases with temperature.
e. Doppler broadening of atomic spectral lines increases with temperature.

Yes, you are right! B is NOT correct. =)

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McPherson 630 VUV Hollow Cathode Light Source    US $1,849.99

LAMPS HOLLOW CATHODE LAMPS Total 30    US $950.00

18 Atomic Absorption Hollow Cathode Tubes Westinghouse Perkin Elmer Fisher VWR    US $929.95

VWR Hollow Cathode Lamp Cat No 58142 350 Element Au    US $450.00

LOT OF 3 FISHER SCIENTIFIC HOLLOW CATHODE LAMPS    US $399.00

Lot of 3 Varian SpectrAA Hollow Cathode Lamps 2537 05 Slit Hg    US $364.37

VWR Hollow Cathode Lamp Cat No 58142 215 Element Co    US $250.00

VWR Hollow Cathode Lamp Cat No 58142 510 Element Mn    US $250.00

VWR Hollow Cathode Lamp Cat No 58142 420 Element Fe    US $250.00

Perkin Elmer Intensitron Lamp LOT AA Hollow Cathode Tubes 15 Lamps 10 Elements    US $299.99

NEW Fisher Scientific Fisherbrand 14 386 101P AU GOLD Hollow Cathode Lamp    US $249.95

Thermo Hollow Cathode Lamp Cadmium 9423 390 30481 New    US $249.00

Thermo Hollow Cathode Lamp Fe Iron 9423 390 30261    US $249.00

Westinghouse 22835 Atomic Absorption Hollow Cathode Tube    US $248.08

NEW FISHER SCIENTIFIC HOLLOW CATHODE LAMP 14 386 104Q    US $199.99

FISHER SCIENTIFIC HOLLOW CATHODE LAMP 14 386 105X    US $199.99

FISHER SCIENTIFIC HOLLOW CATHODE LAMP 14 386 105S    US $199.99

Cathodeon 3QNY Zn Hollow Cathode Lamp    US $199.95

Varian SpectrAA Hollow Cathode Lamp As    US $195.00

Varian SpectrAA Hollow Cathode Lamp V    US $195.00

Hollow Cathode Lamp HCL Arsenic As lamp    US $195.00

Thermo Hollow Cathode Lamp Chromium 9423 390 30241    US $195.00

Hamamatsu hollow cathode lamp L233 14NU 5 pcs    US $189.00

HAMAMATSU HOLLOW CATHODE LAMP L233 24B    US $179.00

HAMAMATSU HOLLOW CATHODE LAMP L233 13NB    US $179.00

VWR Scientific Westinghouse Type WL 36017 Hollow Cathode Device Tube    US $174.99

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