ignition residue meaning in English

燃烧残渣
烧余残渣
灼烧残渣

Hydrochloric acid for industrial use - part 4 : determination of ignition residue method
工业用盐酸.第4部分:燃烧残余物测定法
Test methods for pigments - part 15 : loss on heating - section 2 : ignition residue
颜料试验方法.第15部分:加热损耗.第2节:燃烧残余物
Testing of pulp , paper and board ; determination of acid insoluble proportion of ignition residue
纸浆.纸和纸板的试验.燃烧残余物中酸不溶物比例的测