The 5-liter Fotospeed SB50 Odorless Indicator Stop Bath is an odorless stop bath with indicator dye to warn of exhaustion. Makes for a more pleasant darkroom environment due to its odorless formula.

Odorless Formula    Pleasant Darkroom Environment    No Alkali Carry-Over from The Developer    Dilutes 1+19 with Water

Makes for a more pleasant darkroom environment due to its odorless formula.

Protected fixer life and performance. No alkali carry-over from the developer.

Stop Bath arrests development immediately on contact to ensure clear highlights in paper and low fog on film.

SB50 dilutes 1+19 with water.

An odorless citric acid stop bath with indicator dye to warn of exhaustion.

Related Questions and Answers

Q: 1. Can this be used when fixing with Kodak Rapid Fixer Part A for both film and paper?

A: This is is compatible with all general black and white fixers, and works with both film and paper.

Q: 2. Can this be used to stop a D-76 developer?

A: Hi yes, , this stop bath works with kodak d-76

Q: 3. What is the shelf life of a working solution of this? (time or number of prints)

A: While there isn't a specific time frame published regarding the shelf life, the manufacturer deems the product has having similar performance/shelf life to other stops baths on the market. However, this can vary greatly.

Q: 4. What color the indicator dye would make it to become after exhaustion?

A: The Fotospeed SB50 Odorless Indicator Stop Bath turns blue when exhausted.

Q: 5. How to dispose contents of half used ILFOSTOP bottle which has stayed in shelf for several years. To sewer?

A: Most of the major photographic chemical manufacturers concur here quoting Kodaks J300 Information Document: Most photographic chemicals can be sentto the sewer or publicly owned treatment works (POTW). They include: Developers, Stop baths, Fixers (after silver recovery) and Wash waters. They advise not disposing of Toners, Solvents and other materials that are prohibited, i.e., flammable materials.Ilford states: Amateur and home users should dispose of small amounts of used photographic processing solutions by dilution with plenty of water and washing them down the drain.Sprint adds: Septic systems are designed for biological treatment of standard household waste, and do not properly treat chemical wastes associated with photographic processing.For more details please see:a href= http://bit.ly/1wywtjg target= _blank http://bit.ly/1wywtjg/aa href= http://bit.ly/1vQUYXv target= _blank http://bit.ly/1vQUYXv/aa href= http://bit.ly/1vlSADh target= _blank http://bit.ly/1vlSADh/aa href= http://bit.ly/1vrL4f3 target= _blank http://bit.ly/1vrL4f3/a

Q: 6. Can I use this stop bath on paper as well as film?

A: Yes

Q: 7. After mixing 1:19, how long to leave the film exposed to the stop solution before fixing?

A: 30 seconds with continue agitation. I am chemist. You are neutralizing using a week acid, if your time goes some seconds over it does not have huge impact.

Q: 8. Can this be reused once mixed or is it one shot.

A: Yes. The following can be used as you go and one bottle provides 4 gallons.

Q: 9. msds sheet ?

A: The following is a link to the PDF version of the MSDS for the Ilford Ilfostop Stop Bath. http://bit.ly/1bI5KJb

Q: 10. What's the dilution ratio?

A: 1+19 Dilution