Sulfite
Photometric test for Sulfite in treated water
Colour Change
Purple to Colourless
Range:
0 - 500 mg/L Na₂SO₃
Technical Resource:
Sulfite Test Method, Technical Information
01
Fill to the 10 mL line with sample.
02
Use this to "blank" the instrument. Place in cell holder and press Blank.
03
Prepare sample by adding a Sulfitest No1 tablet and crush and stir.
04
Then, add a Sulfitest No2 tablet and crush and stir.
05
Place in the cell holder and press Measure.
06
Allow timer to count down 2 minutes. The concentration of Sulfite will then be displayed.
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