• 甲醇

    色谱级农残
    纯度Purity(GC)≥99.9%
    红外光谱Identity(IR)Conforms
    蒸发残渣Residue on evaporating≤1mg/L
    水分Water≤100ppm
    酸度Acidity≤0.0002meq/g
    碱度Alkalinity≤0.0002meq/g
    透过率Transmission

    		-at 225nm≥50%

    		-at 240nm ≥80%

    		-from 265nm≥98%




    		Trace Organic Residues

    		FID-Sensitive Impurities (as 2-Octanol) Single Impuruty Peak≤5ng/ml

    		ECD-Sensitive Impurities (as Heptachlor Epoxide) Single Impuruty Peak1≤0pg/ml