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Methylene Blue trihydrate

$62.00

Methyltltioninium Chloride
CAS:7220-79-3
Assay:99% min.
Used as redox indicator, adsorption indicator and biological stain.
Price for 500gram, pls inquiry freight firstly.

Category:

Molecular formula: C16H18ClN3S·3(H2O)
Molecular weight: 373.9

Quality Index:
Appearance: dark green crystal
Color change range: qualified
Loss on drying: ≤5.0
Residue on ignition: ≤0.5
As:≤0.0005
Zinc Zn:≤0.02
Ethanol dissolution test: qualified.