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Dry Silica Gel

It is a suitable drying silica gel for each application. This drying silica gel has an indicators, cobalt chloride shows blue and organic pigment showes green.

Apperance

Comparison of color tone change by moisture.

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Indicator

Color Tone Change

Dry Silica Gel (Green)

Organic Pigment

(tetraphenylporphyrin)

moisture absorption: green→pink→pale orange

Dry Silica Gel (blue)

Cobalt chloride

moisture absorption: blue→pink

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Dry Silica Gel (blue)

It contains tetraphenylporphyrin as a chemical indicator.

Dry Silica Gel (green)

Cobalt free

Product content may differ from the actual image due to minor specification changes etc.

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