sample_type: soil

x_unit: nm

y_unit: reflectance

instrument_model: Metrohm NIRS XDS RapidContent Analyzer

preparation: Sieved <2 mm

license_title: JRC License Agreement

citation: Safanelli et al. (2025), Open Soil Spectral Library (OSSL): Building reproducible soil calibration models through open development and community engagement, PLOS ONE, doi:10.1371/journal.pone.0296545


instrument_model: ASD FieldSpec Pro FR

optics: 4.5 W halogen lamp

preparation: Sieve <2 mm

license_title: CC-BY


instrument_model: ASD Labspec 2500

optics: ASD MugLight