Function: noun
Date: 1885
: a hygroscopic crystalline salt Na 2 S 2 O 3 used especially as a photographic fixing agent and a reducing or bleaching agent ― called also fixer hypo
Function: noun
Date: 1885
: a hygroscopic crystalline salt Na 2 S 2 O 3 used especially as a photographic fixing agent and a reducing or bleaching agent ― called also fixer hypo
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012