SODIUM PHOSPHONATE PENTAHYDRATE; 

Sodiumphosphitedibasicpenta hydrate;

DISODIUM HYDROGEN PHOSPHITE PENTAHYDRATE; 

di-Sodium hydrogen phosphite; 

Phosphonic acid, disodium salt, pentahydrate

CAS no.:13517-23-2

Formula:HNa₂O₃P

Molecular weight:125.9594

InChI：InChI=1/2Na.HO3P/c;;1-4(2)3/h;;1H/q2*+1;-2