Instrument: Spectrophotometer

Instrument Short Name: Spectrophotometer
(http://vocab.nerc.ac.uk/collection/L05/current/LAB20/)
Instrument Description:

An instrument used to measure the relative absorption of electromagnetic radiation of different wavelengths in the near infra-red, visible and ultraviolet wavebands by samples.

PI supplied instrument name: Genesys 10SVIS Spectrophotometer
Dataset-specific description

The samples for pHT were collected bubble free in 20-ml scintillation vials and measured within 1-2 hours of sampling with a spectrophotometer (Genesys 10SVIS) equipped with a single cell Peltier (SPG1A, both Thermo Scientific) using the indicator dye m-cresol purple (Sigma-Aldrich) at a constant temperature of 25oC.