Phénolphtaléine
C20H14O4
Carbonate de sodium
Na2CO3
Sulfure de zinc
ZnS
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Benzoate d'éthyle
C6H5-COOC2H5
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Carmin d'indigo
C16H8N2Na2O8S2
Acide benzoïque
C6H5COOH
Bleu de bromophénol
C19H10Br4O5S
acide 2-hydroxypropane-1,2,3-tricarboxylique monohydraté
HOOCCOH(CH2 COOH)2•H2O
Cuivre (lames)
Cu
Acide salicylique
C7H6O3
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