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Hydroxynaphthol blue

Formula : C20-H14-N2-O11-S3.3Na

CAS : 63451-35-4

1|1'-Azonaphthalene| 2|2'-dihydroxy-3|3'|6-trisulfonic acid-| trisodium salt EINECS 264-197-7 Hydroxy naphthol blue Hydroxynaphthol blue

A metal indicator for calcium and a colorimetric reagent for alkaline earth metal ions used for a colorimetric assay of the loop-mediated isothermal amplification reaction reaction.