USD $0.55-0.85 / Kilogram
USD $1,200.00-1,300.00 / Metric Ton
we have been specializing in chemical indicators and dye chemicals for over 30years.
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(assulfate): 0.5%max as: 0.0005%max zn: 0.02%max cu: 0.03%max methanol-soluble test: qualified