1.4-Butanediol (BDO) 1,Purity(%) 99.5%min 2,Chroma(APHA) 10 max 3,Aqueous Content(ppm) 500 max 4,Purity(%) 99.5%min 1.4-Butanediol ... (BDO)1,Purity(%) 99.5%min ... -grade sports wear and swimming suit that requirs high elasticity.(3). 1, 4-butanediol is the main material for producing γ -butyrolacton, which ...