BROMOCRESOL PURPLE SODIUM SALT

Product Code : 02282




Specifications

Appearance Black-Brown to Orange-Rust Powder
Dye content Min 90%
Absorption maxima (0.1 mol/L in NaOH) λmax1 587 - 591 nm
Extinction coefficient at λmax1 Min 47000
Absorption maxima (0.1 mol/L in NaOH) λmax2 375 - 381 nm
Extinction coefficient at λmax2 Min 7000
pH transition range (pH 5.2 - 6.8) Yellow - violet




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