Retention on TLC plates is measured in Rf (retention factor), whereas in column chromatography, it is usually expressed in CV (column volumes): R f = (distance traveled by desired compound) / (distance traveled by solvent) CV = 1 / R f
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That year The National Association of Real Estate Investment Funds, a professional group for the promotion of REITs is founded. The following year it changed its name to the National Association of Real Estate Investment Trusts (NAREIT) .EFINITION of 'Real Estate Investment Trust-REIT'. A REIT is a type of security that invests in real estate through property or mortgages and often trades on major exchanges like a stock.