... beads, are typically used as adesiccant. The numerous, interlocking pores on the beads work by creating a lower vapor pressure than ... in water. Easy to absorb moisture and will gradually be transformed into pink. Moisture can use the color change direction and humidity ... size ratio, % ≥90.090.090.0Loss on heating, % ≤2.02.02.0Loss on heatingRH=20%,≥Orange-redLight brown-yellowYellowish greenRH=35 ...