Determination of the water content in hygroscopic lithium chloride, lithium bromide, lithium nitrate and lithium sulfate by Karl Fischer reagent (KFR), Hydranal (Eugen Scholz reagent) and by thermal-vacuum drying is discussed. Agreement between the results of the KFR titrations and drying methods ...
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Oxidizable substance content mg/L <= - 0.08 0.4 Absorbancy 254nm,1cm optical path <= 0.001 0.01 - Evaporation residue <= - 1 2 Solubility silicon SiO mg/L <= 0.01 0.02 - Note The horizontal line "-" indicates that the index is not specifi...
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11.1.2 Reproducibility—Two results, each the mean of duplicate determinations, obtained by operators in different laboratories should be considered suspect if they differ by more than 5.5 % relative. 11.2 Bias—Bias cannot be determined because there are no accepted standards for water content of ...
inorganics Article Effect of Water Content on Properties of Homogeneous [bmim]Fe(III)Cl4–H2O Mixtures and Their Application in Oxidative Absorption of H2S Jianhong Wang * and Renren Ding Department of Environmental Engineering, Beijing Institute of Petrochemical Technology, Beijing 102617, China; ding...
These conditions may be avoided by the addition of chemical pretreatment. Raw waters with TOC content up to at least approximately 8 mg/L were infiltrated without any considerations of chemical pretreatment, which should be evaluated based on local conditions. Keywords: drinking water; Finland; ...
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