Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals

Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes

28

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Colloidal precious metals; whether or not chemically defined

2843_10

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Silver compounds; silver nitrates

2843_21

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Silver compounds; excluding silver nitrates

2843_29

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Gold compounds

2843_30

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Inorganic or organic compounds of precious metals, n.e.c.; amalgams

2843_90

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