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Cobalt chloride test paper

Cobalt chloride test paper. When dipped into water, cobalt (II) chloride (CoCl2) test paper changes its colour from blue (anhydrous CoCl2) to purple (dihydrate CoCl2 2H2O) to pink (hexahydrate CoCl2 6H2O). Therefore it is often used as a water (humidity) detector.
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Title:
Cobalt chloride test paper
Caption:
Cobalt chloride test paper. When dipped into water, cobalt (II) chloride (CoCl2) test paper changes its colour from blue (anhydrous CoCl2) to purple (dihydrate CoCl2 2H2O) to pink (hexahydrate CoCl2 6H2O). Therefore it is often used as a water (humidity) detector.
Credit:
Album / Science Source / GIPhotoStock
Releases:
Model: No - Property: No
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Image size:
3429 x 5149 px | 50.5 MB
Print size:
29.0 x 43.6 cm | 11.4 x 17.2 in (300 dpi)
Keywords:
2H2O • 6H2O • BEAKER • CHANGE • CHEMICAL • CHEMISTRY • CHLORIDE • COBALT • COCL2 • COLOR • COLOUR • COMPLEX • COORDINATION • DEMONSTRATION • DETECTOR • DIHYDRATE • DIP • GLOVE • GLOVES • H2O • HAND • HEXAHYDRATE • HUMID • HUMIDITY • HYDRATE • HYDRATION • METAL • PAPER • REACTION • SALT • SCIENCE • STRIP • TEST • TRANSITION • WATER