Astm D2074 Pdf
The test method calculates three "partial" values to determine the total basicity. The standard outlines a stepwise procedure:
Because ASTM International standards are protected by copyright laws, downloading a free or pirated PDF version from unauthorized third-party sites introduces legal risks and the danger of using outdated or modified versions. astm d2074 pdf
| Reagent | Function | |---------|----------| | (reagent grade, conforming to ASTM D1193) | Solvent and reaction medium | | Bromphenol blue indicator | pH indicator for total and primary amine titrations | | Bromcresol green indicator | pH indicator for secondary and tertiary amine titrations | | Chloroform | Solvent for dissolving fatty amines | | Hydrochloric acid standard solution | Titrant for all amine value determinations | | Isopropyl alcohol | Co‑solvent and reaction medium | | Phenyl isothiocyanate (PITC) | Derivatizing agent for primary amines (blocking reaction) | | Salicylaldehyde | Derivatizing agent for primary amines (alternative blocking agent) | The test method calculates three "partial" values to
ASTM D2074-07(2019) is titled the . It is primarily used in chemical analysis to evaluate the composition of fatty amine products. It is primarily used in chemical analysis to
Why is measuring these specific amine values so critical? Here is how ASTM D2074 data translates to real-world industrial success:
The test method calculates three "partial" values to determine the total basicity. The standard outlines a stepwise procedure:
Because ASTM International standards are protected by copyright laws, downloading a free or pirated PDF version from unauthorized third-party sites introduces legal risks and the danger of using outdated or modified versions.
| Reagent | Function | |---------|----------| | (reagent grade, conforming to ASTM D1193) | Solvent and reaction medium | | Bromphenol blue indicator | pH indicator for total and primary amine titrations | | Bromcresol green indicator | pH indicator for secondary and tertiary amine titrations | | Chloroform | Solvent for dissolving fatty amines | | Hydrochloric acid standard solution | Titrant for all amine value determinations | | Isopropyl alcohol | Co‑solvent and reaction medium | | Phenyl isothiocyanate (PITC) | Derivatizing agent for primary amines (blocking reaction) | | Salicylaldehyde | Derivatizing agent for primary amines (alternative blocking agent) |
ASTM D2074-07(2019) is titled the . It is primarily used in chemical analysis to evaluate the composition of fatty amine products.
Why is measuring these specific amine values so critical? Here is how ASTM D2074 data translates to real-world industrial success: