Synonyms:

C.I. Fluorescent Brightener 140， C.I. Fluorescent Brightener 52

Coumarin 1，Coumarain 47，Coumarin I.

Formula: C14H17NO2

Molecular Weight: 231.32

Specification:

Appearance: off-white to light yellow crystalline powder

Assay by HPLC:99.0%min.

Melting point:70-75℃

Ash:0.1% max

Volatile matter:0.5%max.

Packing: in net 25kgs drum.

Usage: It is applied to whitening, brightening of wool, silk, nylon and other fibers and fur ,and also suitable for plastic whitening and brightening.

Conditions for safe storage: Keep container tightly closed in a dry and well-ventilated place.