1、GB12008.2-89符合表2规定.表2外观号优等品一等品220清澈透明,无悬浮物3306205清澈透明,无悬浮物稻草黄色,无悬浮物63054.2理化性能符合表3规定.表3理化性能指标22033062056305序号指标名称优等品一等品优等品一等品优等品一等品优等品一等品色度号503005030015015054.053.054.053.0470470480480-2羟值,mgKOH/B58.059.058.059.05005105105103酸值,mgKOH/g0.050.100.050.150.050.100.050.10水分含量,%0.060.100.080.100.080.100.1
2、00.1028026045044530005000粘度(25),mPas800100032037055059550007000钠、钾含量,ppm52020100%不饱和值,mol/kg0.050.080.050.070.075.55.55.55.55.55.58pH值7.57.57.57.57.57.5注:粘度可根据用户要求确定,5试验方法5.1外观的测定将50mL试样装入50mL比色管中,在透射光条件下从侧面目测。5.2色度的测定按GB605进行.5.3羟值的测定按GB12008.3进行。5.4酸值的测定按GB12008.5进行。平行测定两个结果的误差不大于0.01 mgKOH/g.5.5水分含量的测定按GB12008.6进行.2