sodium metaphosphate的用法和樣例：
例句
- The addition of dispersant of sodium hexametaphosphate favorates the reappearance of the test results.
加入適量的分散劑六偏磷酸鈉后，測試結果重現性好。 - Washing acid and adding sodium hexametahposphate in soil granulometric analysis tests for the dispersion of soil polluted by acid were suggested.
在粒度成分試驗中表明不同分散劑分散酸污染土的效果是不同的，建議采用洗酸后加六偏磷酸鈉分散土樣。
