Hydroxy Napthol Blue ACS Grade

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C4415-100g
C4415-10g
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Hydroxy Napthol Blue ACS Features:

CAS Number 165660-27-5
Molecular Formula C20H12N2Na2O11s3
Formula Weight 598.50

This compound is deposited on crystals of sodium chloride. The small, blue crystals are freely water soluble. In the pH range of 12 to 13, the solution of the indicator is reddish pink in the presence of calcium ion and deep blue in the presence of excess (ethylenedinitrilo) tetra-acetate.