Hydrophilic film for detection of heavy metals

Details Hydrophilic film for detection of heavy metals Hydrophilic film for detection of heavy metals

1980-06-30

1982-01-05

Turk, Arnold

Chemistry: physical processes

Physical processes

Crystallization

106194, 252408, 264216, 422 56, C08L 112, G01N 2178, G01N 3320

Patent

active

043091865

ABSTRACT:
A transparent hydrophilic film for detecting the presence of heavy metals in aqueous solutions; the method of making same and the film as made by the method; and the use of a transparent hydrophilic film having therein a dispersion of finely precipitated zinc sulfide which becomes discolored by ion exchange when indicating the presence of heavy metals, the degree of discoloration being also a measurement of the concentration of such heavy metals.

REFERENCES:
patent: 3560232 (1971-02-01), Littman
patent: 3607093 (1971-09-01), Stone
patent: 3635679 (1972-01-01), Bloch et al.
patent: 3661532 (1972-05-01), Schmitt et al.
patent: 3666508 (1972-05-01), Justice et al.
patent: 4050898 (1977-09-01), Goffe et al.

Affiliated with

Also associated with

Rating

Hydrophilic film for detection of heavy metals does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hydrophilic film for detection of heavy metals, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydrophilic film for detection of heavy metals will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1842460