It loses water and converts to pyrophosphate and metaphosphoric acid when being high-temperature heated.

 
  • 經(jīng)高溫加熱便失水生成焦磷酸和偏磷酸,長(cháng)時(shí)間受冷即生成結晶,有腐蝕性,易吸濕,密封保存。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan