SIRFER Rates
SIRFER conducts stable isotope analyses for on-campus users in all departments and to off-campus users at universities, government agencies, and commercial companies. We offer high-quality and timely carbon, nitrogen, hydrogen, oxygen, and sulfur isotope ratio analyses on biological and soil materials. In addition, we offer carbon and oxygen isotope ratio analyses of atmospheric trace gas carbon dioxide samples.| Isotope analyses | On-campus price | Academic Institutions and Government off-campus price 1-199 samples |
Academic Institutions and Government off-campus price 200+ samples |
|---|---|---|---|
| C&N, organic | $7.50 | $11.25 | $10.13 |
| H&O, waters | $5.66 | $8.50 | $8.50 |
| H&O, organic | $17.00 | $25.50 | $22.95 |
| S, organic | $10.00 | $20.00 | $18.00 |
| Atmospheric CO2 | $9.00 | $15.00 | $13.50 |
| C&O, inorganic | $9.00 | $15.00 | $13.50 |
| Services | |||
| Water extraction | $7.00 | $10.50 | $10.50 |
| Grind sample | $2.00 | $3.00 | $3.00 |
| Weigh sample | $2.00 | $3.00 | $3.00 |
| Solvent wash sample | $2.67 | $4.00 | $4.00 |
Commercial samples are also analyzed with cost multipliers on the on-campus prices of 3.75 for 1-99 samples; 3.0 for 100-199 samples; 2.25 for 500-999 samples; and 1.55 for 1000+ samples.