Textiles: fiber preparation
Patent
1975-12-05
1978-07-18
Tanenholtz, Alvin E.
Textiles: fiber preparation
G01N 3114
Patent
active
041013824
ABSTRACT:
The ease and speed of known enzymatic assays of micro-amounts of urea is improved by a novel reagent assay comprising: urease, buffers, and an indicator dye, the improvement wherein a mixed buffer system is present which mitigates against the effects of temperature changes during the assay, and a novel method of determining released ammonia with an indicator dye and spectrophotometer.
REFERENCES:
patent: 3119751 (1964-01-01), Chaney
patent: 3527674 (1970-09-01), Deutsch
patent: 3542649 (1970-11-01), Searcy
patent: 3635681 (1972-01-01), Rogers
Fan C. A.
Tanenholtz Alvin E.
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