| Bromocresol Green |
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| Bromothymol Blue |
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| Biphenyl |
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| Cobalt (II) Chloride hexahydrate |
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| Calcium Chloride dihydrat |
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| Calcium Carbonate |
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| Copper (II) Sulfate Anhydrat |
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| Citric Acid Monohydrate |
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| Chromotopic Acid |
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| Cobalt (II) nitrat Hexahydrate |
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