Silica gel that is active, there are two general types of pigments size 2-sai is 5 mm and blue beads (Indicating Silica Gel) equally-sized silica gel's properties in both 2 different types, where the Cobalt Chloride to make the blue silica gel beads, this is gradually changing into a blue pink when the relative humidity around 40% higher than silica gel, this type is useful for observing the simple chance to risk much moisture? If the silica gel that is used or not is still a blue color. Indicates that moisture. The surrounding is silica gel vacuum and low relative humidity levels. On the contrary, If the color of the silica gel turns into pink indicates that the surrounding humidity. High volume than silica gel to absorb and control in low levels.
Moisture Meter : Take to create a moistur