• 1,4二氧六环


       

    色谱级HPLC
    纯度Purity(GC)≥99.8%
    红外光谱Identity(IR)Conforms(合格)
    蒸发残渣Residue on evaporating≤2.0mg/L
    水分Water≤500ppm
    酸度Acidity≤0.0002meq/g
    碱度Alkalinity≤0.0002meq/g
    透过率Transmission

    -at 245nm ≥50%

    -at 270nm ≥85%

    -from 300nm≥98%