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Determination of Arsenic in Environmental and Biological Samples Using Toluidine Blue or Safranine O by Simple Spectrophotometric Method

✍ Scribed by Chand Pasha; Badiadka Narayana

Publisher
Springer
Year
2008
Tongue
English
Weight
239 KB
Volume
81
Category
Article
ISSN
0007-4861

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An inexpensive 50-ml disposable (hypodermic) syringe is used as the arsine generation vessel. The arsine is passed into a lo-cm long. lo-mm i.d. electrically heated silica tube atomizer with nitrogen carrier gas. Jkcess of hydrogen is burned off in a hydrogen diffusion flame at the ends of the tube.