Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Nitrogen containing other than solely as a nitrogen in an...
Inventor
active
Anti-hypertensive sulfonanilides
Environmentally friendly method for producing lightfast black sh
Iron-complexed formazan dyes for polyamide and protein substrate
Method for producing lightfast disperse dyestuffs containing a b
Organic pigments from twisted benzidines
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