Omnistab UV 988
· Chemical Name:tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate
· CAS:6337-43-5
· Molecular formula:C22H26O8
· Chemical Name:tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate
· CAS:6337-43-5
· Molecular formula:C22H26O8
UV absorber
Item | Specification |
Appearance | White crystal powder |
Assay | 98.50% min |
Melting point | 137.00-139.00℃ |
Volatile | 0.50% max |
Ash | 0.10% max |
Transmittance | 425nm: 96.00% min 500nm: 98.00% min |
This product according to the general chemical transportation, note rainproof, moistureproof, stored in dry and ventilated place.
If you have questions, please fill out the form below and we will contact you as soon as possible
For better service and technical solution,please fill in the below form.
All information will be keep confidential.