Chlorine test • Test paper for the semi-quantitative determination of 50 – 200 ppm chlorine • The white paper turns blue-violet in the presence of Cl2. • The test is particularly suitable for high range applications in disinfectant solutions which are for example used in food and beverage industry and animal farms. Product data • Presentation: Reel of 5 m length • Minimum purchase: 5 reels • Colour reaction: white → dark blue • Gradation: 0 · 10 · 50 · 100 · 200 mg/l Cl2