FinniganTM DELTAplus XP Continuous Flow Isotope Ratio Mass spectrometer
Peripherals:
Gas Bench II with GC PAL auto sampler, Flash Elemental Analyzer and High Temperature Elemental Analyzer both coupled with Con Flow III
Application Area:
Determination of environmental stable isotope ratios of D/H, 18O/16O, 13C/12C, 15N/14N and 34S/32S.
Recommended values and values obtained in this laboratory for the primary and secondary standards, using FinniganTM DELTAplus XP Continuous Flow IRMS are given below:
Name of
Standard
Recommended Value
Analyses Value (National Facility)
for delta D
(per mil)
for delta 18 O
(per mil)
for delta D
(per mil)
for delta 18 O
(per mil)
VSMOW
0.00
0.00
0.01
0.006
GISP
-189.73
-24.78
-188.85
-24.98
SLAP
-428.00
-55.49
-429.13
-55.49
NARM
-35.86
-4.68
-35.80
-4.66
The data reproducability for Hydrogen is 0.25‰ and that for Oxygen is 1‰
Analytical services will be provided on payment basis.
