牙膏工业用单氟磷酸钠
Sodium monofluorophosphate for tooth-paste industry
2009-10-30
ISO 3360-1976
Phosphoric acid and sodium phosphates for industrial use (including foodstuffs) — Determination of fluorine content — Alizarin complexone and lanthanum nitrate photometric method
工业（包括食品）用磷酸和磷酸钠——氟含量的测定——茜素络合剂硝酸镧光度法