applied to include the flavanols, which are distinguished by absence of ketone(s). catechin monomers, dimers, and trimers (oligomers) are colorless. higher order polymers, anthocyanidins, exhibit deepening reds and become tannins . [ ] contents sources of catechins catechin and the gallates metabolism...
products back semi-finished products drawn wire wire rod tubes flat products long products slabs, ingots, blooms and billets insulation, yarns and shielding materials other semifinished products finished products back finished products springs fasteners small metal parts wire mesh cables and wire ropes...
products back semi-finished products drawn wire wire rod tubes flat products long products slabs, ingots, blooms and billets insulation, yarns and shielding materials other semifinished products finished products back finished products springs fasteners small metal parts wire mesh cables and wire ropes...
products back semi-finished products drawn wire wire rod tubes flat products long products slabs, ingots, blooms and billets insulation, yarns and shielding materials other semifinished products finished products back finished products springs fasteners small metal parts wire mesh cables and wire ropes...