Min. Order Reference FOB Price
1 kg US$1.00-10.00 / kg
Product Description
Code:km-326 Product name:Methyl red CAS No.:493-52-7 Molecular formula:C15H15O2N3 Molecular weight:269.30 PH indicator range:4.5(red)~6.2(yellow) Residue on ignition (as sulfate):0.2%max Mass-absorption coefficient λ1(PH4.5),L/(cm·g):130min ...