Method of making and using diagnostic aid for determination of albumin in biological fluids

Claim 1

A METHOD OF CARRYING OUT AN ANALTICAL TEST FOR THE PRESENCE OF ALBUMIN IN BIOLOGICAL FLUIDS WHICH COMPRISES IMMERSING AN ANALYTICAL TEST PAPER COMPRISING A SUBSTANTIALLY PLANE PAPER SHEET HAVING A WETTABLE SURFACE WHICH HAS BEEN IMPREGNATED WITH AN ACID BUFFER SOLUTION, THEREAFTER DRIED AND THEN IMPREGNATED WITH A SOLUTION OF AN INDICATOR DYE EXHIBITING THE SO-CALLED "PROTEIN ERROR," SAID SOLUTION OF ACID BUFFER HAVING A PH VALUE BELOW 7 AND REGULATED FOR MAINTAINING THE INDICATOR DYE AT A PH ON THE ALKALINE SIDE OF THE ACID-TO-BASE COLOR CHANGE POINT THEREOF, AND THEREAFTER DRYING THE THUSLY IMPREGNATED SHEET, INTO A LIQUID TO BE TESTED WHEREBY SAID LIQUID TO BE TESTED IS DRAWN UPWARDLY AND IS SPREAD OVER SAID PAPER SURFACE AND EXAMINING SAID TEST PAPER FOR VISUAL EVIDENCE OF THE PRESENCE OF ALBUMIN IN AID LIQUID.