Recent content by nhfs49

  1. N

    Chemistry in Industry- water treatment

    The Chloramine is used widely because he has a less effect on taste and odor in water.
  2. N

    What Does 'Per cm' Mean in Chemistry and How is it Used in Spectroscopy?

    cm -1 is used for infrared spectroscopy. it indicates the inverse of frequency.
  3. N

    Reduce Iron in Water: Chlorination or Filtration?

    Use green sand filter. the disadvantage is that you need to generate it using potassium permanganate solution.
  4. N

    Procedure to determine total kjeldahl-nitrogen Kj-N for leachate

    Can someone tell me where to find the details of this procedure. I couldn't find anything on net, and i cannot buy the ASTM Book. Thanks in advance.
  5. N

    Procedure to determine total kjeldahl-nitrogen Kj-N for leachate

    thank you my friend.i'll search for it.
  6. N

    Good chemistry websites

    very useful sites. thank you
  7. N

    Procedure to determine total kjeldahl-nitrogen Kj-N for leachate

    Kindly recommend a procedure to determine total kjeldahl-nitrogen Kj-N for leachate. I use the hach method and I want to compare it with another one especially that I'm participating in a universal proficiency test. Thanks in advence.
Back
Top