Invitrogen NeuroTrace 435/455 blue fluorescent Nissl stain catalog #[http://products.invitrogen.com/ivgn/en/US/adirect/invitrogen?cmd=catProductDetail&entryPoint=adirect&messageType=catProductDetail&showAddButton=true&productID=N21479 N-21479] 1 ml, $120 | Invitrogen NeuroTrace 435/455 blue fluorescent Nissl stain catalog #[http://products.invitrogen.com/ivgn/en/US/adirect/invitrogen?cmd=catProductDetail&entryPoint=adirect&messageType=catProductDetail&showAddButton=true&productID=N21479 N-21479] 1 ml, $120 |