Ian Martin The Younger,
Originally Posted by icmartin
I've not used any form of HC 110 but do regularly us a variant of Dektol (D-73) with an additional 10 mL of a 2% solution of Benzotriazol. I have not altered the amount of Potassium Bromide I usually use. I add the Benzo as the last additive in preparing the stock solution and dilute a portion of the Stock to 1+2 as a Working solution.
As Benzotriazole is difficult to dissolve in water I use Isopropyl Alcohol (99% pure) and find no problem in its' dissolving.
I do feel the 'de-fogging' of shadows to allow greater definition but I wouldn't say there is a full stop difference.