R is for Reference Materials #AtoZChallenge

R is for Reference Materials Reference Materials, usually referred to as standards, are materials (powders, liquids, or gasses) of known isotopic value. All stable isotope labs globally use the same reference materials, so that we can all compare our data. In stable isotope geochemistry, especially for light isotopes like carbon, hydrogen, oxygen, nitrogen, sulfur, and … Continue reading R is for Reference Materials #AtoZChallenge