... odor, specific weight is 0.9994, melting point is -4.9 °C, boiling point is 128 °C, soluble in water, ... intermediate for many chemicals. 2. Technical IndexItemIndexAnalytic methodNational standardMorpholine (wt%)≥99.5ChromatogramMoisture (wt%)≤0.5ChromatogramChroma (P-Co)≤15GB3143-82Density (g/ml ... .Packing specificationIn standard galvanized & standard plastic drum, 200kg/drum Morpholine 99.5% min.