UC Santa CruzStable Isotope Laboratory
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University of California
Stable Isotope Laboratory
Earth and Planetary Sciences
1156 High Street Santa Cruz, CA 95064

Lab: (831) 459-5751
Office: (831) 459-5857
Fax: (831) 459-3074

Visiting the Lab

Isotopic Analyses

Instrument Scheduling

Instrument Use Forms

Instruments Live!

Kiel Live Data
Dick Tracy Live Data
Columbo Live Data

SIL Standards Table

CIAAW website


Merck Chem. Index

Periodic Table


UCSC SIL History

EH&S Lab Safety

Lab Safety Training Sign-Up
EH&S Waste Tags
SIL Chemical Inventory
Material Safety Data Sheets
Compliance Forms

Thermal Conversion Elemental Analyzer (TCEA) Principles


The Thermo-Chemical Elemental Analyzer (TCEA) is a pyrolysis (pyro = heat, lysis = to break apart) device that thermally decomposes a sample in a carbon reducing environment in order to break down waters, organic, and inorganic samples (nitrates, phosphates, and sulphates).