Humidity Indicator Cards

Description

Humidity indicator card 6-point 10 – 60% RH

• For monitoring relative humidity during storage and display in showcases
• Cobalt dichloride free
• blue = dry, pink = moist
• Dimensions: 120 x 45 mm
• Material: Cobalt dibromide on cardboard
• Avoid contact with metal
• Packing unit 10 pieces

For a rough check of a climate (accuracy in practice less than 10% RH): The color change is temperature-dependent. The paper strips are impregnated with various cobalt bromide solutions.