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TK-1 Test kit for testing chlorine concentration and pH condition. For domestic and light commercial use. Kit contains OTO (Orthotolidine) 15 cl, and Phenol Red 15 cl in dropper bottles and a combined color-scale plastic test tube unit with coloured plugs.
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Kit for testing chlorine concentration and pH condition. For domestic and light commercial use. Kit contains OTO (Orthotolidine) and Phenol Red in 15 ml dropper bottles and combined color-scale plastic test tubes. Durable plastic box. Instructions in English. Keep out of reach of children.
1 x OTO (Orthotolidine) 30 cl + 1 x Phenol Red 30 cl in screw-cap bottles
1 x OTO (Orthotolidine) 20 cl + 1 x Phenol Red 20 cl in dropper bottles