Product Specifications
TEST | MONOGRAPH | SPECIFICATION | |
Assay (corrected for water) | USP | 99.0% min | |
Assay (corrected for water) | ACS | 99.5% min | |
Solubility in water | ACS+ | To Pass Test | |
Appearance | ACS+ | Clear, colorless liquid | |
Color, APHA | ACS | 10 max | |
Limit of Nonvolatile Residue | USP+ | NMT 2.5 mg (0.005%) | |
Residue after Evaporation | ACS+ | 0.001% max | |
Specific Gravity | USP | 0.783 – 0.787 @25°C | |
Identification A – Infrared Absorption | USP | To Pass Test | |
Identification B | USP | To Pass Test | |
Refractive Index @ 20°C | USP | 1.376-1.378 | |
Acidity | USP+ | NMT 0.7ml of 0.020N NaOH is required | |
Titrable Acid or Base | ACS+ | 0.0001 meq/g max | |
Carbonyl Compounds | ACS | Propionaldehyde | 0.002% max |
Acetone | 0.002% max | ||
Limit of Volatile Impurities | USP | Diethyl Ether | NMT 0.1% |
Acetone | NMT 0.1% | ||
Diisopropyl Ether | NMT 0.1% | ||
n-Propyl Alcohol | NMT 0.1% | ||
2-Butanol | NMT 0.1% | ||
Total | NMT 1.0% | ||
Water, wt% | ACS | NMT 0.2% | |
Water Determination | USP | NMT 0.5% |