I purchased 500g of gallium for use in the series of museum displays I am helping build with Max Whitby of The Red Green and Blue Company: This 100g vial full was the tax I extract on all element samples that pass through my hands. I plan to use some of it to make a room-temperature liquid gallium-indium alloy.
The results of the rheumatoid factor (RF) test may be reported in titers or units: 1  A titer is a measure of how much the blood sample can be diluted before RF can no longer be detected.2  Nephelometry units show how much light is blocked by the blood sample in the tube.he results of the rheumatoid factor (RF) test may be reported in titers or units: 1  A titer is a measure of how much the blood sample can be diluted before RF can no longer be detected.
When this antibody attaches to healthy body tissue, it can create damage. The RF test is not perfect for determining if you have rheumatoid arthritis. While 80 percent of people with RA display this factor, 20 percent donât (Weinblatt, 2000).And 10 percent of people without rheumatoid arthritis test positive for RF due to hepatitis, leukemia, lupus, or other disorders (Weinblatt, 2000). rheumatoid factor. 2  The lab will check for rheumatoid factor (RF) antibodies that collect in the synovium of the joint. 3  These antibodies are present in about 80 percent of RA patients. 4  erythrocyte sedimentation rate (ESR) and C-reactive protein.