: The test typically involves preparing three separate samples dissolved in solvent: Sample 1 : Salicylic acid is added. Sample 2 : Phenyl isothiocyanate is added. Sample 3 : Alcohol is added.
This article is for informational purposes only and does not replace the official ASTM standard. Always refer to the current ASTM D2074 PDF for complete, authoritative procedures. Prices and availability subject to change. astm d2074 pdf
Do not compromise on quality. Purchase or subscribe to the official ASTM D2074 standard, implement it in your laboratory, and trust your amine value results. : The test typically involves preparing three separate
| Standard | Title | |----------|-------| | ASTM D2073 | Standard Test Method for Total, Primary, Secondary, and Tertiary Amine Values of Fatty Amines by Potentiometric Method | | ASTM D2074 | Alternative Indicator Method (this standard) | | ASTM D2072 | Water in Fatty Amines (Karl Fischer method) | | ASTM D2071 | Standard Guide for Testing Fatty Nitrogen Products | This article is for informational purposes only and
: Common reagents used include hydrochloric acid (standard solution), isopropyl alcohol, chloroform, and indicators like bromphenol blue or bromcresol green.