Sell Fluorescent Brightener ER 199

Fluorescent Brightener ER 199 You May Also Be Interested In: blending machine dacron fluorescent brightener fluorescent brighteners
Fluorescent Brightener ER 199; Optical Brightener 199
Chemical name:1, 4-Bis(4-cyanostyryl) benzene
C. I. 199
Molecular Formula C24H16N2
Molecular Weight 332.40
CAS Registry Number 13001-40-6
H. S. Code:32042000

Spec:

Appearance Yellowish-green crystalline solid
nontoxic, inodorous crystal
solve in most of organic solvents
It has steady chemical performance, good fire resisting quality and light stability, recognized as the most ideal brightening agents for polyester fiber in the world.

Assay 99%min.
Melting Point 230~234 centigrade
Moisture 0.5%max.

Optical Brightener ER-II
Chemical Name: (O-Cyanostyl, P-Cyanostyl) benzene
Molecular Formula C24H16N2
Molecular Weight 332.40
CAS Registry Number 13001-40-6

Spec:

Appearance Slight yellow crystal powder
Content(HPLC) 99%min
Melting point 190-192 centigrade


Application: Fluorescent Brighteners ER-I can be used into the dacron diffusely, it also can be used into polyethylene, polypropylene and PVC etc plastic.
Put fluorescent agent ER, polyester pellet and other additives into the blending machine. Recommended usage is 0.02-0.08% (compared with polyester pellet weight) .

Packing: 25kgs/drum or 20kgs/carton (or as per request)
Shipment: ASAP