<noframes id="dkxbr"><delect id="dkxbr"><rt id="dkxbr"></rt></delect><rt id="dkxbr"><delect id="dkxbr"><delect id="dkxbr"></delect></delect></rt><rt id="dkxbr"></rt><bdo id="dkxbr"></bdo><noframes id="dkxbr"><noframes id="dkxbr"><bdo id="dkxbr"></bdo><noframes id="dkxbr"><noframes id="dkxbr"><noframes id="dkxbr"><rt id="dkxbr"><noframes id="dkxbr"><noframes id="dkxbr"><rt id="dkxbr"></rt><noframes id="dkxbr"><rt id="dkxbr"></rt><noframes id="dkxbr"><noframes id="dkxbr"> <noframes id="dkxbr"><noframes id="dkxbr"><delect id="dkxbr"></delect><rt id="dkxbr"><delect id="dkxbr"><delect id="dkxbr"></delect></delect></rt><noframes id="dkxbr"><rt id="dkxbr"><delect id="dkxbr"></delect></rt><rt id="dkxbr"></rt><bdo id="dkxbr"></bdo><rt id="dkxbr"></rt><noframes id="dkxbr"><rt id="dkxbr"></rt> <delect id="dkxbr"></delect><rt id="dkxbr"><rt id="dkxbr"></rt></rt><noframes id="dkxbr"><rt id="dkxbr"><delect id="dkxbr"></delect></rt><noframes id="dkxbr"><delect id="dkxbr"><bdo id="dkxbr"></bdo></delect>
純堿

詳細介紹:

純堿,學名碳酸鈉,俗名蘇打、石堿、堿灰、堿粉、洗滌堿,化學式Na?CO?,屬于鹽類,純堿外觀為白色粉末和細粒結晶、味澀。其水溶液水解呈堿性,有一定的腐蝕性。純堿吸濕性極強,在潮濕的空氣里極易潮解,慢慢吸收二氧化碳和水,部分變為碳酸氫鈉,所以包裝要嚴實,負責會吸潮結塊.

碳酸鈉是重要的化工原料之一,廣泛用于輕工日化、建材、化學工業、食品工業、冶金、紡織、石油、國防、醫藥等領域。在工業用堿中,主要是輕工、建材、化學工業,約占2/3.其次是冶金、紡織、石油、國防、醫藥等其他工業

返回列表
小情侣毛没长齐在教室尝禁果
<noframes id="dkxbr"><delect id="dkxbr"><rt id="dkxbr"></rt></delect><rt id="dkxbr"><delect id="dkxbr"><delect id="dkxbr"></delect></delect></rt><rt id="dkxbr"></rt><bdo id="dkxbr"></bdo><noframes id="dkxbr"><noframes id="dkxbr"><bdo id="dkxbr"></bdo><noframes id="dkxbr"><noframes id="dkxbr"><noframes id="dkxbr"><rt id="dkxbr"><noframes id="dkxbr"><noframes id="dkxbr"><rt id="dkxbr"></rt><noframes id="dkxbr"><rt id="dkxbr"></rt><noframes id="dkxbr"><noframes id="dkxbr"> <noframes id="dkxbr"><noframes id="dkxbr"><delect id="dkxbr"></delect><rt id="dkxbr"><delect id="dkxbr"><delect id="dkxbr"></delect></delect></rt><noframes id="dkxbr"><rt id="dkxbr"><delect id="dkxbr"></delect></rt><rt id="dkxbr"></rt><bdo id="dkxbr"></bdo><rt id="dkxbr"></rt><noframes id="dkxbr"><rt id="dkxbr"></rt> <delect id="dkxbr"></delect><rt id="dkxbr"><rt id="dkxbr"></rt></rt><noframes id="dkxbr"><rt id="dkxbr"><delect id="dkxbr"></delect></rt><noframes id="dkxbr"><delect id="dkxbr"><bdo id="dkxbr"></bdo></delect>