Omnistab LS 622

Omnistab LS 622

· Chemical Name:Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid)

· CAS:65447-77-0

· Molecular formula:(C15H25NO4)n

· Molecular weight:129.2001

Structural formula:
Omnistab LS 622

622 can shield the ultraviolet light, reduce the transmission effect of UV light; and can also absorb high energy UV light (wavelength 290 ~ 400 m) strongly.

AppearanceWhite to off-white powder or granule
Melting point50.00-70.00℃
Volatile0.50% max
Ash0.20% max
Transmittance450nm: 95.00% min

500nm: 97.00% min

Storage and transportation

Keep container tightly closed. Avoid ingestion and inhalation.
25KG Carton or as customers’ requirements.

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