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量%19.720.0±1.0灰分%0.001≤0.10加熱減量%0.06≤0.50酸度（以H2SO4計）%0.009≤0.05150um篩余物%0.12≤0.20105℃×15min熱穩(wěn)定性（占總硫含量）%75≥75120℃×15min熱穩(wěn)定性（占總硫含量）%45≥45包裝25KG/袋或按客戶要求25kg/袋

06/19 12:48