Product Description

Name: *-Methyl*1, *-naphthoquinone CAS:******5 Standard: GB******7 Menadione Appearance: White to brownish crystalline powder Solubility: Water soluble Specifications: MSB content: *8.5% (Menadione content: *1.5% ) MSB content: *7.5% (Menadione content: *1.0% ) MSB content: *6% (Menadione content: *0.0% ) MSB content: ****5% (Menadione content: *5.0% ) Item and Index: Item Index content（counting C*1H8O2•NaHSO3•3H*0）, % ≥*6.0 menadione, % ≥*0 Solution color ≤Kelly standard colorimetric solution No 4 sulphonic acid menadione No deposition Moisture, % ≤*3. Heavy metal（counting Pb）% ≤0.**2 arsenic salt（As）% ≤0.***5 Packing: *5Kgf netcarton, inner plastic bag Shelf life: *2 months