METHYLENE BLUE 82% (anhydrous basis)

Short Name: METHYLENE BLUE

Other Names:

(C.I. NO. 52015) Dye Content : Min. 82%

Chemical Specifications

Appearance : Dark blue, crystalline powder with a copper colored sheen, or green crystals with a bronze colored sheen

Loss on drying (at 105°C) : 8.0 - 22.0%

Dye content : Min. 82%

Specific Absorptivity at λmax0.003g/l in ethanol : 2250 – 2750

Absorption maxima in 50% ethanol : 660 - 665 nm

Melting point : 188 - 192°C

Solubility : Soluble in water