【摘要】 建议GB/T 18712—2002修订时应增加凝聚沉降的内容及将澄清水的浓度作为第一评价指标,并采用可见光光度计进行快速测定;对于沉降物的评定改用浓度指标,增加煤泥水与絮凝剂混合的量筒双向翻转次数。更多还原

【Abstract】 It was suggested to revise GB/T 18712—2002 in following aspects: adding the content of agglomeration sedimentation,regarding density of clarifying water as the first evaluating index,adopting visual photometer in rapid determination,using density index in evaluating sedimentation and increasing bidirectional reversal frequency of cylinder when Slurry and flocculants mixed.更多还原