Measurement of hydrogen peroxide vapor in powders with potassium titanium oxide oxalate loaded cellulose pellets as probes
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Measurement of hydrogen peroxide vapor in powders with potassium titanium oxide oxalate loaded cellulose pellets as probes. / Kastvig, Maria H.; Bøtker, Johan P.; Ge, Ge; Andersen, Mogens L.
In: MethodsX, Vol. 8, 101405, 2021.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Measurement of hydrogen peroxide vapor in powders with potassium titanium oxide oxalate loaded cellulose pellets as probes
AU - Kastvig, Maria H.
AU - Bøtker, Johan P.
AU - Ge, Ge
AU - Andersen, Mogens L.
N1 - Funding Information: This work was financed by Innovation Fund Denmark through the project: High Quality Dry Products with Superior Functionality and Stability – Q-DRY; File Nr: 5150-00024B. Publisher Copyright: © 2021
PY - 2021
Y1 - 2021
N2 - An image-based method for determining H2O2 vapor pressures in powder systems was developed based on cellulose pellets loaded with potassium titanium oxide oxalate (PTO Pellets) as probe particles. Solid titanyl salts change color after exposure to hydrogen peroxide vapor and the quantitative response of PTO pellets to H2O2 has been established by comparing reactions with H2O2 in liquid and solid states. Analysis of pictures of the color changes of PTO Pellets mixed into powders can be used to monitor the presence of ppm levels of H2O2 vapor inside powder systems such as bleach containing dry detergent powders. • H2O2 vapor quantification in dry systems with titanyl loaded cellulose particles. • Simple fabrication of H2O2 probe particles. • High sensitivity with LOD 0.190 ppm H2O2.
AB - An image-based method for determining H2O2 vapor pressures in powder systems was developed based on cellulose pellets loaded with potassium titanium oxide oxalate (PTO Pellets) as probe particles. Solid titanyl salts change color after exposure to hydrogen peroxide vapor and the quantitative response of PTO pellets to H2O2 has been established by comparing reactions with H2O2 in liquid and solid states. Analysis of pictures of the color changes of PTO Pellets mixed into powders can be used to monitor the presence of ppm levels of H2O2 vapor inside powder systems such as bleach containing dry detergent powders. • H2O2 vapor quantification in dry systems with titanyl loaded cellulose particles. • Simple fabrication of H2O2 probe particles. • High sensitivity with LOD 0.190 ppm H2O2.
KW - HO vapor measurement in powders by image analysis of PTO Pellets probes
KW - Hydrogen peroxide vapor
KW - Image analysis
KW - Powder
U2 - 10.1016/j.mex.2021.101405
DO - 10.1016/j.mex.2021.101405
M3 - Journal article
C2 - 34430301
AN - SCOPUS:85107724071
VL - 8
JO - MethodsX
JF - MethodsX
SN - 2215-0161
M1 - 101405
ER -
ID: 273537582