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Light Stablizer 783 HALS-783
- Name: HALS-783
- Component: 50% HALS 944 + 50% HALS 622
- Transmittance: 90% or above at 425nm; 500nm ≥94%
- Recommended addition amount: 0.1 - 1.0%, adjusted according to the outdoor service life and membrane thickness
- Solubility: Insoluble in water, soluble in some organic solvents; Excellent compatibility with polyolefins
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Sulforhodamine B CAS 3520-42-1
- CAS : 3520-42-1
- MF: C27H31N2NaO7S2
- MW: 582.66
- EINECS: 222-529-8
- Color: From brown to deep purple
- Storage: Store at room temperature in a dark, sealed container; the powder is stable, and the aqueous solution should be protected from light to prevent fluorescence attenuation.
