Potassium Sodium Tartrate

(Sodium Potassium Tartrate)
KNaC₄H₄O₆·4H₂O   F.W. 282.22   CAS #6381-59-5
Assay 99.0-102.0%
Water 21.0-27.0%
Used with bismuth subnitrate for staining polysaccharides, including glycogen without oxidizing agents.

• Shinji, Y., et al (1975). A new electron microscopic histo-cyto chemical staining method: demonstration of glycogen particles. Acta Histochem., Cytochem., 8:139