NMP is a colorless clear oily liquid with a little amine odor. It can be dissolved in water, alcohol, ether, ester, ketone halohydrocarbon, aromatic hydrocarbon and castor oil. It has the advantages of low toxicity, high boiling point, high solubility, Low volatility, better selectivity and good stability. It is photosensitive and has strong moisture absorbability.
GBL is a fine chemical intermediates with the advantages of high solubility, good electrical property and high stability. It is a colorless and clear oily liquid with aromatic odor. It can completely be dissolved in water and soluble in ethanolm, diethyl ether, benzene and acetone. Many organics and inorganic compunds can be dissloved in GBL. It has wide range of applications in petrochemical, medicine,pesticide and etc.
CHA is a colorless liquid with a little fishy amine odor, Form an azeotrope with water. It has strong organic alkali nature. Inflammable with flame and high heat. Toxic smoke releases when heated. CHA react violently when contact with oxidant. The vapor is heavier than air and can spread far at a lower place. It is Inflammable and toxic.