558_495
content(rongsheng) specification appearance white crystalline
ph adjusting sodium carbonate white powder
0 molecular formula c42h(70-n)o35(c4h8so3na)n appearance white
ph white
558_495
content(rongsheng) specification appearance white crystalline
ph adjusting sodium carbonate white powder
0 molecular formula c42h(70-n)o35(c4h8so3na)n appearance white
ph white