Min. Order Reference FOB Price
1 kg US$1.00-10.00 / kg
Product Description
Code:km-322 Product name: Methylene blue CAS No. 61-73-4 MF:C16H18ClN3S·3H2O MW: 373.9 Methylene blue(C16H18ClN3S):98.0%min Indicator range: qualified Loss on drying:15.0%max Residue on ignition (as sulfate): 0.5%max As: 0.0005%max Zn: 0.02%max Cu: 0.03%max Methanol-soluble test: ...