• Silver may be found in significant concentrations in fixer solution. Silver is a toxic contaminant that can disturb the biological action of a sewage treatment plant and harm aquatic life such as fish and other organisms.
• Some fixer solutions are corrosive and can burn skin and eyes.
• Some individuals are allergic to sulphites in photoprocessing solutions.

Handling 

• Protect eyes from splashes and skin from direct contact.
• Store solutions in plastic buckets or bottles. Keep containers tightly closed when not in use.
• Clearly label containers with the contents.
• Store materials in a secure area that is locked and out of reach of children.
• Keep dark room ventilated when using photographic chemicals.

Management Options 

• Photographic waste liquids should NOT be poured down the drain if connected to a septic system.
• In sewered areas, developer and rinse solutions may be poured down the drain.
• Some local photo processing businesses may accept silver bearing fixer waste for recycling and Management.
• Take spent fixer solutions to a hazardous household waste collection or commercial hazardous waste facility.
• A list of several private companies in Massachusetts that provide photographic waste recovery services can be found below.