SPI Supplies

SPI-Chem™ Bismuth Subnitrate

Recipes for stock and working solutions


Chinese




So far as we know, the following recipes can be used with tissues embedded in most common embedding systems, such as SPI-Pon 812, SPI-Pon/Araldite, or the SPI-Chem versions of the Spurr formulations.

SPI-Pon 812

SPI-Pon/Araldite

SPI-Chem versions of the Spurr formuations

Stock Solution:
To 10 ml of distilled water, add 0.2g of sodium hydroxide, 0.4g of sodium tartrate, and 0.2g of bismuth subnitrate. Shake until dissolved and store under refrigeration. Expected shelf life is about two weeks.

Working Solution:
Add 20 micro liters of above stock solution (less than two weeks old) to 1ml of distilled water and float the grids on approximately 50 micro liter drops of this working solution for 5 minutes. Then rinse with distilled water.


To Ask a Question or Make a Comment

To Place an Order or Request a Quote


Return to:
Sunday March 21, 2010
© Copyright 2000 - 2010. By Structure Probe, Inc.
Contacting SPI Supplies and Structure Probe, Inc.
All rights reserved.
All trademarks and trade names are the property of their respective owners.
Privacy Policy

Worldwide Distributors, Representatives, and Agents Flag logo