Johnson Cobalt Chloride Test Paper - Pack of 10
by Johnson Test Papers
Product code: G1007863
In stock
£6.75 exc. VAT
£8.10 inc. VAT
Product code: G1007863
In stock
£6.75 exc. VAT
£8.10 inc. VAT
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Cobalt Chloride test papers can quickly and economically measure the presence of relative humidity in the atmosphere. The paper is directly exposed to the atmosphere and turns from blue to pink upon contact with relative humidity greater than 2%. Traditionally used in school experiments.
- Supplied as 10 books of 20 strips
- Papers may be pink on receipt and will need drying before use.
