Radiation image storage panel

Rare earth metal compounds and mixtures of these

Solution of a fluorescent whitening agent

Stable aqueous formulations of pyrazoline fluorescent whitening

Stable dispersions of fluorescent whitening agents of the bis-tr

Stable purified aqueous solutions of fluorescent whitening agent

Stable solutions of fluorescent brighteners

Stable solutions of optical brighteners

Stable stilbene fluorescent brightener solution

Stilbene compounds

Stilbene optical brighteners and compositions brightened therewi

Storage-stable formulation of fluorescent whitening mixtures

Thickened acidic liquid composition with sulfonate FWA useful as

Thickening system for incorporating fluorescent whitening agents

Thickening system for incorporating fluorescent whitening agents

Treatment of optical brightening agents

Triazinylaminostilbene compounds

Triazinylaminostilbene disulphonic acid mixtures

Triazole compounds

Use of cyclic chemical compounds for augmenting or enhancing the