Noun
thiosulfate (plural thiosulfates)
(chemistry) any salt or ester of thiosulfuric acid
Distillation followed by colorimetric methods, however, have been found to be prone to interferences from thiocyanate, nitrate, thiosulfate, sulfite, and sulfide that can result in both positive and negative bias. Source: Internet
The iodine is released in proportion to the oxygen in the sample, thus the oxygen concentration is determined with a redox titration of iodine with thiosulfate using a starch indicator. Source: Internet
When silver-based photography was widespread, sodium and ammonium thiosulfate were widely used as "fixing agents." Source: Internet