Omnistab UV 988

Omnistab UV 988

· Chemical Name:tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate

· CAS:6337-43-5

· Molecular formula:C22H26O8

Structural formula:
Omnistab UV 988
Applications

UV absorber

Specifications
ItemSpecification
AppearanceWhite crystal powder
Assay98.50% min
Melting point137.00-139.00℃
Volatile0.50% max
Ash0.10% max
Transmittance425nm: 96.00% min 500nm: 98.00% min


Storage and transportation

This product according to the general chemical transportation, note rainproof, moistureproof, stored in dry and ventilated place.

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