Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Sample mechanical transport means in or for automated...
Patent
1982-09-27
1984-08-21
Turk, Arnold
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Sample mechanical transport means in or for automated...
422 88, 436130, G01N 3100, G01N 3106
Patent
active
044669429
ABSTRACT:
A personal dosimeter for the collection of formaldehyde is improved by modifying the sodium bisulfite absorbant medium with sodium bicarbonate.
REFERENCES:
patent: 4036589 (1977-07-01), King
patent: 4201693 (1980-05-01), Hurt et al.
patent: 4208371 (1980-06-01), Kring
patent: 4265635 (1981-05-01), Kring
patent: 4269804 (1979-12-01), Kring
patent: 4375465 (1983-03-01), Drakoff
patent: 4384002 (1983-05-01), Stoller
Miksch et al., Analytical Chemistry, vol. 53, 1981, pp. 2118-2123.
Formaldehyde in Air, Physical and Chemical Analysis, Branch, Analytical Method, pp. 125-1 to 125-9, 1/15/74.
E. I. Du Pont de Nemours and Company
Fricke Hilmar L.
Turk Arnold
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