Property:

Density:                      1.09-1.124g/cm3                  Melting Point:       -5.8 ºC

Boiling Point:               101 ºC                                Refractive Index:   1.373

Water solubility:           miscible

The product is colorless or yellowish clear and bright liquid with slight irritating smell, and can be dissolved in organic dissolvent such as water, ether and ethanol.

In water solution, the product doesn't exist much in free state; instead,it makes appearance as hydrates with different forms.and most of them are hydrates with annular structure

Specification:

Appearance:                25% is colorless 

                                   50% is yellowish oily transparent liquid, with irritating odor

Assay:                        25%, ≥50%

PH:                             3-5