Description
Polyvinyl Alcohol molecular weight 30,000 – 70,000, 250g
It is used as an alternative to methyl cellulose in cryo-ultramicrotomy.
Ref: Tokuyasu, K.T. ‘The use of PVA pyrrolidone and PVA for cryo-ultramicrotomy’. Histochem J. 21, 163-171. 1989.
