- Trockenperlen orange
Trockenperlen orange silica gel is an environmentally friendly dehumidifying agent free of heavy metals. The indicator shifts from orange to colourless after about 6 % water absorption. Saturated silica gel can be dried and reused. It should be dried at a temperature between 120 °C and 160 °C. HAMP supplies silica gel in 4 kg containers.