Laboratory Grade Aceto-Orcein Chromosome Biostain Solution, 2%, 30mL Geology Specimen Collections_Fossil Collections Needle valve gas flow control

Needle valve gas flow control enables precision flame adjustment on this natural gas Bunsen burner during chemistry heating applications

Pairs a 50mm length with 25mm faces on a polished acrylic equilateral prism

this acrylic-headed mallet delivers a firm strike that excites the fundamental frequency cleanly and reproducibly

this activator block accepts any tuning fork and protects the metal from scratching

Laboratory Grade Aceto-Orcein Chromosome Biostain Solution, 2%, 30mL Geology Specimen Collections_Fossil Collections Needle valve gas flow controlUsed to stain chromosomes during cell division observation, this 2% aceto orcein biostain acts as both fixative and color bearing dye for mitosis and meiosis slides at 30mL volume.