VARIO Chlorine Free DPD F25
Determine free chlorine with the PowderPack - 25 ml
- Green Chemistry without boric acid
- Easy to use
- High quality standard
- Fast dissolving
With a special twist, the Vario Powder Reagents are quick and easy to use. The VARIO Chlorine Total DPD Powder Packs are used in the DPD method for chlorine analysis for the determination of combined chlorine and total chlorine. Prior to this, VARIO Chlorine Free is used to determine the free chlorine in the 25 ml water sample. The VARIO Chlorine Total DPD Powder Packs are dissolved in the same discoloured water sample.