Dalian Huiyuan Fine Chemicals Co., Ltd. [China]

Fluorescent whitening agents SWN (C.I.140) CAS NO.: 91-44-1 Appearance: white crystal powder Assay: 99% min (HPLC)

Fluorescent whitening agents SWN (C.I.140)

Chemical name: 7-diethylamino-4-methylcoumarin

CAS NO.: 91-44-1

Molecular formula: C14H17NO2

Specifications:

Appearance: white crystal powder

Assay: 99% min (HPLC)       

Melting Point: 70-72°C

Use:It is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool.

Packing: 25kg/ fiber drum

whitening agents SWN (C.I.140)