Hach DR2400 - Page 290

Fluoride
© Hach Company, 2003. All rights reserved. Printed in the U.S.A. 3/04 1ed
Page 4 of 4 Fluoride_UniCell_Other_SPA_Eng_Ody.fm
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Summary of Method
Fluoride ions react with a red zirconium complex to form a colorless
zirconium fluoride complex. The color fades in proportion to the amount of
fluoride present in the solution. Measurements are taken at 588 nm.
Required Reagents
Description Unit Cat. No.
Fluoride - F, UniCell™ HCT 132....................................................................................... 24/pkg.............. HCT 132
Required Apparatus
Adapter, 16-mm Cell .......................................................................................................... each....................59457-00
Optional Apparatus
Graduated cylinder, mixing, 100-mL............................................................................... each....................20886-42
Flask, volumetric 100 mL .................................................................................................. each....................14574-42
Pipettor, (Jencons) 1–5 mL................................................................................................. each....................27951-00
Replacement tips for 27951-00 .......................................................................................... pkg/100.............27952-00
Pipettor, (Jencons) 100–1000 µL........................................................................................ 1 each.................27949-00
Replacement tips for 27949-00 .......................................................................................... pkg/400.............27950-00
pH Paper.............................................................................................................................. pkg/100.............26013-00
Optional Reagents
Fluoride Standard Solution, 1.00-mg/L F....................................................................... 200 mL...................291-29
Fluoride Standard Solution, 100-mg/L F........................................................................ 500 mL...................232-49