selenium toner dangers

  • 7 Ways Printers Can Affect Your Health

    Nov 04 2010 · 7. Exposure to gases Some copiers use drums which are coated with selenium or cadmium sulfide. High levels of selenium can cause skin rashes nausea and vomiting. In poorly ventilated areas printers will produce carbon monoxide. The effects of carbon monoxide include faintness drowsiness and headaches.

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  • Selenium or Sepia Toning for your Black and White Prints

    To see the effects of our sepia and selenium toning options click on the images below. Please specify toner type and solution listed below image when ordering. We can also make sample prints for your inspection. Please note that an online image cannot accurately represent the complexity and range of a toned image. Sepia Toner

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  • selenium toner The Craft of Fine Art Photography by J

    Tag Archives selenium toner The Psychology of a Toned Monochrome Print or "Way more than B W" 5 Replies. Color affects our emotions. Whole volumes have been written describing these effects and how artists and advertisers use color to best induce specific emotions. Color also has profound effects on the perceived depth of any two

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  • Darkroom topshit tricks Split tonning with sulphide and

    Sep 28 2014 · A video about darkroom techniques of toning. In the video I m offering prints for sale. The auction is on for a week and here are the links http //ebay.

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  • Photographic ToningDePaul University

    Different printers use somewhat different methods of selenium toning but most often a fixed (and perhaps rinsed) print is placed in selenium toner solution and then rinsed treated with hypo clearing agent washed and hardened. Gold Toned. Gold toning used alone gives blue blacks but used with sepia toners produces orange-red effects.

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  • Which Archival Toner Icon Publications Ltd

    The selenium toner was diluted 1 part toner to 6 parts water although I will discuss dilution in more detail later. Gold toner comes in one-litre bottles to use and re-use repeatedly The selenium toner was diluted 1 part toner to 6 parts water although I will discuss dilution in more detail later. Gold toner comes in one-litre bottles to use and re-use repeatedly undiluted. Selected prints were then toned in either selenium or gold in one case I toned a print in both selenium and gold. Get Price
  • Toning OverviewDarkside

    Partial Selenium. Selenium toner does different things according to dilution time in the bath and the make- up of the paper. In most cases though at a weak dilution (eg Kodak Selenium Toner at 1 12) expect a cooling off and slight shift towards purple. Permanence is improved and this is regarded as the best archiving treatment.

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  • Selenium Powder AMERICAN ELEMENTS

    See more Selenium products. Selenium (atomic symbol Se atomic number 34) is a Block P Group 16 Period 4 element with an atomic radius of 78.96. The number of electrons in each of Selenium s shells is 2 8 18 6 and its electron configuration is Ar 3d 10 4s 2 4p 4. The selenium atom has a radius of 120 pm and a Van der Waals radius of

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  • Wait so selenium toning does not improve archival

    May 26 2017 · A toner stores well and can be kept almost indefinitely for future use. Dilute working strength HCA has a very short active life of a day or less in an open tray. It should then be discarded. Mixing the two wastes selenium toner. All selenium toners (except the rare oderless variety) contain a significant amount of ammonium thiosulphaterapid

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  • Are Laser Printers As Dangerous as Smoking or as Making

    Dec 04 2008 · A laser printer isn t really that different from that new Xerox at Sterling Cooper toner sticks to a charged medium (a selenium drum in the 914) is transferred to the paper and baked on.

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  • Office hazards Photocopiers printers etcOHS Reps

    Office hazards Photocopiers printers etc Photocopiers laser printers and other electronic duplicating devices are a regular feature of the modern office environment and some Office hazards Photocopiers printers etc Photocopiers laser printers and other electronic duplicating devices are a regular feature of the modern office environment and some employees may be engaged in their operation for large amounts of time. Get Price
  • Toners Toning threads in B W PhotoPrinting Finishing

    Selenium Toner Silver Recovery Units (Ed Buffaloe) selenium toning and fixer (Kevin B. Finigan) selenium shelf life (Debra Rozin) Selenium Alternative (Todd Frederick) Chrome Toning (Marc Leest) Is diluted selenium toner dangerous to drink (Tob) Sediment and graying of selenium and brown toner concentrates (tom meyer) thiocarbamide toning

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  • Vitamin E Uses Side Effects Interactions Dosage and

    Lippmann SM Klein EA Goodman PJ et al. Effect of selenium and vitamin E on risk of prostate cancer and other cancers the selenium and vitamin E cancer prevention trial (SELECT). JAMA 2009301

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  • SAFETY DATA SHEET HARMAN Selenium Toner 1 3

    HARMAN Selenium Toner 1 3 ATE inhalation (vapours mg/l) 3.0 ATE inhalation (dusts/mists mg/l) 0.5 SECTION 12 Ecological Information 12.1. Toxicity Toxicity The product contains a substance which is toxic to aquatic organisms and which may cause long term adverse effects in the aquatic environment.

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  • Selenium Toner Impact On NegativesPage 3

    Jun 03 2005 · So what is the deal with Selenium Toner boosting negative contrast After research I find there are so many different claims for dilutions . What is more confusing is the claim that a dilution around 1 32 will increase density while 1 3 will increase contrast. Did I miss something Increased desnity goes hand in hand with increased contrast.

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  • SeleniumWikipedia

    Selenium is a chemical element with the symbol Se and atomic number 34. It is a nonmetal (more rarely considered a metalloid) with properties that are intermediate between the elements above and below in the periodic table sulfur and tellurium and also has similarities to arsenic rarely occurs in its elemental state or as pure ore compounds in the Earth s crust.

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  • Home of the 11 zonesprints only Public Group Facebook

    Todays experiment in selenium toning of Ilford multigrade warmtone fibre based developed im Ilford multigrade developer. Selenium toner is Kodak Rapid selenium toner diluted in demineralized water. Left to right Untoned KRST 1 20 2 min for protection of shadows and archival protection. Very weak intensification of shadows.

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  • Wait so selenium toning does not improve archival

    May 26 2017 · A toner stores well and can be kept almost indefinitely for future use. Dilute working strength HCA has a very short active life of a day or less in an A toner stores well and can be kept almost indefinitely for future use. Dilute working strength HCA has a very short active life of a day or less in an open tray. It should then be discarded. Mixing the two wastes selenium toner. All selenium toners (except the rare oderless variety) contain a significant amount of ammonium thiosulphaterapid Get Price
  • Chemical dangers Darkroomreddit

    Selenium toner is pretty intense stuff selenium is necessary to life but toxic in large doses but I don t believe any studies have been done on vapors or skin contact so play it safe and use dilute or do strong dilutions outdoors or in the garage (if no vent).

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  • Selenium-toner and VC-papers what does it do Photo

    Aug 31 1999 · First of all the effect of selenium toner does depend on the brand and type of paper used and the dilution of the toner so it is essential to test on work First of all the effect of selenium toner does depend on the brand and type of paper used and the dilution of the toner so it is essential to test on work prints. Generally VC papers tend to have a greenish tone to them if you like this fine but I do not so selenium toner is always useful for me. Selenium toner will eliminate Get Price
  • Patination Safety ConsiderationsGanoksin Jewelry Making

    Sometimes jewelers use the selenium print toner that is used in photographic printing as a coloring agent. You should not touch inhale or ingest selenium. Do not heat it. Skin contact can result in serious contamination and selenium transfer right through the skin (Barbara Rockwell Artmetal list 3/29/07 "A public word of thanks").

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  • Why Dilute Selenium Toner at All Large Format

    Aug 04 2010 · Hello Take stock Kodal Selenium toner for instance. It is frequently diluted 1 3 to 1 9 or more. However the other day I used it at stock strength to tone some Adox MCC 110. I like the deep purplish brown tone and the prints look grat and I was able to pout the toner back into the original Kodak bottle. Aside from the stronger fumes what are any down sides to using stock strength selenium

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  • December 2001 TONING B W PRINTS

    example 1 10 1 20) of selenium toner gives a slight cooling of the image tone and a shift in the hue towards red. Used at lower dilutions (for example 1 3 1 5) a purplish brown can be achieved. Examples Examples of commercial selenium toners include Berg Selenium Fotospeed SLT20 Selenium Kodak Rapid Selenium Toner and Maco Selenia.

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  • Darkroom topshit tricks Split tonning with sulphide and

    Sep 28 2014 · A video about darkroom techniques of toning. In the video I m offering prints for sale. The auction is on for a week and here are the links http //ebay.

    Get Price
  • Material Safety Data SheetFreestyle Photographic Supplies

    Material Safety Data Sheet Revision Date 10/09/2007 Z17000000763/Version 2.3 Print Date 01/29/2009 Page 2/8 Skin In case of contact immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.

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  • How to Use Kodak Selenium TonerTeaching Photo

    Disposing of toner Because selenium toner contains a heavy metal and is toxic do not dump it down the drain in a home darkroom or other facility without a built-in filtering system until all the metal has been exhausted. Soak an unwanted print in the toner overnight before discarding to remove most traces of the metal before discarding the

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