B substance function the pure product is achromaticity oil liquid . if it contained impurity then showed yellow and palm in industry B物化性质:本产品纯品为无色油状液体,工业中如果含有杂质,则呈黄棕色。
2.
B substance function achromatism liquid and very poison which odor is bad for eye and respiration and cauterization of skin while ammonium hydroxide as antidote 0 . 5 c用途:用作染料中间体的重要原料,亦可作造纸助剂。