... (DMF) 2.Clear,colorless,flammable 3.dimethyl formamide 99.8% 1.Di-methylformamide(DMF) 2.Clear,colorless,flammable ... liquid 3.200L plastic drums4.dimethyl formamide 99.8%Di-methylformamide(DMF) Molecular formula: HCON(CH3) ... (Executive standard: HG2028-91) Concentration of DMF wt%≥99.9AppearanceClarification without suspensionColority APHA≤10Acidity (based on HCOOH):PPM≤ ...