Note 6 — Chapter XVII · BORON, ALUMINIUM, AND THE ANALOGOUS METALS OF THE THIRD GROUP
George Kamensky translation
Ditte determined the sp. gr.:—
0° 12° 80°
B2O3 1·8766 1·8470 1·6988
B(OH)3 1·5463 1·5172 1·3828
Solubility 1·95 2·92 16·82
The last line gives the solubility, in grams, of boric acid, B(OH)3, per 100 c.c. of water, also according to the determinations of Ditte.