Photochemistry Flashcards
Developing agent produces shades of gray very rapidly
Phenidone
Developing agents
Phenidone
Hydroquinone
Developing agent produces black tones slowly
Hydroquinone
Other developing agent
Methol
Agent of buffer ( developing )
Boric acid + sodium hydroxide
Agent of accelerator
Sodium hydroxide
Potassium hydroxide
Other agents used for accelerator / activator
Sodium carbonate
Agents of restrainer
Potassium bromide
Benzotriazole
Inorganic restrainer
Potassium bromide
Organic restrainer
Benzotriazole
Other agent for restrainer (anti-foggant)
Potassium iodide
Preservative agent
Potassium metabisulfite
Other agent used for preservative
Sodium sulfite
Sequestering agents
Chalates
Chelates sequestering agent
EDTA sodium salts
Ethylenediaminetetraacetic acid