Orco Synthrowite C-52™ is a high-substantivity optical brightener for cotton for use in continuous-pad, pad-bleach and hydrogen peroxide bleaching baths at high temperatures of 200 – 212°F(93-100°C).
Orco Synthrowite C-52-T™ is a tinted version offering a blue-violet cast.
|Shade of C-52||Neutral to slightly blue|
|Shade of C-52-T||Blue/violet cast|
|Appearance||Amber pourable fluid; C-52-T has violet cast|
|Stability||Stable to strong alkali and hydrogen peroxide; unstable to acids|
|pH||8.5 – 9.0|
- 0.25 to 0.5% owg Orco Synthrowite C-52™
- 0.25 to 0.50% owb Orco Synthrowite C-52™
- 0.10 to 0.25% owb Orconol CHSA Conc™
Pad at 100-120°F(38-49°C).
Dry and develop at 300-325° F(150-162°C) for 90 seconds.