Je was op zoek naar: polyamides (Engels - Roemeens)

polyamides
poliamidă

of polyamides
din poliamide

meniscus method (polyamides)
metoda meniscului (poliamide)

polyamides in primary forms
poliamide sub forme primare

polyamides, in primary forms
poliamide în forme primare

of nylon or other polyamides
din nailon sau din alte poliamide

cpa 20.16.54: polyamides, in primary forms
cpa 20.16.54: poliamide în forme primare

polyamide or nylon
poliamidă sau nailon