FOR SOLIDS AND LIQUIDS. 



113 



XXXI. HYPOPHOSPHITES AXD PHOSPHITES. 



XXXII. HYPOPHOSPHATES. 



Name. 



Formula. 



Sp. Gravity. 



Authority. 



Tetrasodium hypophos- 

 phate. 



Trisodium hypophosphate 

 Disodium hypophosphate. 



Na. P,Cv. 10H o O. 



Na 3 H P 6 . 9H,0. 

 Na, H, P" Q 0,.. 6H,0 



1.832 _ 



1.8233 



1.7427 

 1.8491 

 1.840 . 



Dufet. C. R. 102, 



1328 

 Dufet. B. S. M. 10, 



77. 



Dufet. C. R. 102, 

 1328. 



8 S G 



