Sell UV Stabilizer 944 countertype Ciba Chimassorb 944

UV Light stabilizer 944
Chemical name : Poly-{[6-[(1, 1, 3, 3-tetramethylbutyl)amino]-1, 3, 5-triazine-2, 4-diyl]
[(2, 2, 6, 6-tetramethyl-4-piperidyl)imino]-1, 6-hexanediyl[(2, 2, 6, 6-
tetramethyl-4-piperidyl)imino]}
Equivalent : Chimassorb 944 (Ciba), Cyasorb 3346 (Cytec), Lowilite 94 (Great Lakes), etc.
CAS NO. : 70624-18-9
Molecular formula : [C35H64N8]n (n=4-5)
Molecular weight : Mn = 2000-3100

Specification
Appearance : White or light yellow powder
Melting point : 110-130°Cmin
Volatiles : 1% max
Ash : 0.1% max
Transmittance : 425nm: 93%min
450nm: 95%min

Packing and storing
25kgs cartons (inner with plastic bag). For this product is apt to absorb humidity, it should be kept in clean and dry place and avoid light.