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US 5,401,625 AGranted
Histological composition for light microscopy
AssigneeE. K. Industries, Inc.
InventorJames V. Robinson
Life of this patent
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Abstract
A fixative composition for light microscopy including an aqueous solution of glutaraldehyde, trichloroacetic acid, a metallic salt and a surfactant is disclosed.
Claims13
A histological composition for preparing tissue samples for examination by light microscopy consisting essentially of an aqueous solution of glutaraldehyde, trichloroacetic acid, a metallic salt and an anionic surfactant.
A histological composition for preparing tissue samples for examination by light microscopy consisting essentially of:
- on an active basis, from about 0.75 to 4% by volume glutaraldehyde, from about 0.5 to 5% by volume trichloroacetic acid, from about 0.75 to 2.5% by weight zinc sulfate and from about 0.001 to 0.01% by volume of a non-foaming anionic surfactant.
Dependencies are inferred from the claim text.