ERIOCHROME BLUE BLACK B CAS3564-14-5
Do the indicator of complexometric titration. When used with alcohol or aqueous solution, for the determination of calcium, magnesium, manganese, zinc and other metal ions, determination of the water hardness.
CAS No :
3564-14-5
Empirical Formula :
C20H13N2NaO5S
Molecular Weight :
393.398
Assay :
指示剂
Appearance :
The brown and the black powder
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