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CS17590A2
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N,n-bis(2,4-diaminophenyl) terephthaldiamide and method of its preparation
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CS11490A1
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Azovarnishes on base of 2-naphthol
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CS79789A1
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Method of red azolacquer production on base of 2,3-hydroxynaphthoic acid
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CS830088A1
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Method of pigment azolacqouers production on base of 2-hydroxy-3-naphthoic acid
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CS167088A1
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Method of n,n-bis-(azobenzene)benzenedicarboxamide and its alkyl derivatives production
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CS295187A1
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2-amino-4-carbomoylbenzoic acid and method of its preparation
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CS295087A1
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Process for preparing 1,3,5-triazines
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CS285286A1
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Yellow azopigment and method of its preparation
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CS226132B1
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Method of preparing pigment varnishes based on 2-hydroxy-3-naphtoic acid salts
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CS221701B1
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Method of preparation of the azo-varnish
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CS189900B1
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Process for preparing condensing azopigments
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CS179543B1
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Method of producing red monoazopigmente based on arylamide 2-naphtol-3-carboxyacid
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