The Jaffe reaction is a colorimetric method used in clinical chemistry to determine creatinine levels in blood and urine.
TRIN (finance) The TRIN, or Arms index, developed by Richard Arms in the 1970s, is a short-term technical analysis stock market trading indicator based on the Advance-Decline Data. The name is short for TRading INdex.
A trin of less than 1.00 usually means that a lot of buyers are taking securities up in price, and thatâs positive. A trin above 1.00 indicates that the sellers are acting more strongly, which means a lot of negative sentiment is in the market.