Reagent for the quantitative determination of water and its use

Details Reagent for the quantitative determination of water and its use Reagent for the quantitative determination of water and its use

1981-08-14

1982-10-26

Turk, Arnold

Chemistry: physical processes

Physical processes

Crystallization

23230HC, 252408, G01N 3318

Patent

active

043559980

ABSTRACT:
A reagent for the quantitative determination of water, used together with an iodine-containing titrating solution, the reagent containing sulfur dioxide and an anhydrous alkali metal trimethyl acetate or a mixture of anhydrous alkali metal trimethyl acetate and an anhydrous alkali metal salicylate dissolved in 2-methoxy ethanol, methanol or in a mixture of 2-methoxy ethanol and methanol in a volume ratio of at least 10 to 90. This reagent is distinguished in that the increase of the blind value is minimized even at elevated temperatures.

REFERENCES:
patent: 3656907 (1972-04-01), Delmonte
Verhoef et al., Analytica Chimica Acta, vol. 94, 1977, pp. 395-403.
Anon., Chemisch Weekblad Magazine, Mar. 1979, p. 135.

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