乙炔碳黑质量指标

Acetylene black qualitative index

含量

Content                           99.99 (%)

产品等级                         工业级

Product rank                      technical grade
50%压缩品                         powder 50% compressed
GB/T3782-93                        实测指标
加热碱量
Loss on beating%   ≤                         0.3            

灰份
Ash              ≤                                0.1           

PH值
Phosphorous                                      6.8            
粗粒份   ml./l
Grit content%     ≤                             0.011
视比容   ml/l
Apperent specific volume                       17
吸碘值   g/kg
Lodtne absorption number≥                   110  
盐酸吸液量  ml/l
HydrOAhloric acid absorption number≥      4.0
电阻率Ω.m
Rssistivity        ≤                                2.0