EtidronateDisodiumRelated... EtidronateDisodiumRelated... EA

CAS号：13517-23-2

品名：亚磷酸氢二钠五水合物Sodiumphosphitedibasicpentahydrate

中文别名：亚磷酸氢二钠,五水;亚磷酸钠,五水合物;亚磷酸氢二钠;亚磷酸钠,五水;

英文别名：SODIUMPHOSPHITE-5-HYDRATE;

分子式：H11Na2O8P

分子量：216.036

精确质量：215.999

Psa：126.09

外观与性状：白色结晶固体

密度：

稳定性：Stable. Incompatible with strong oxidizing agents.

安全说明：S22

简介：DisodiumhydrogenphosphiteisthechemicalcompoundNa2HPO3whichiscommonlyencounteredasthepentahydrate.Itisasaltofphosphorousacid,HP(O)(OH)2andcontainstheanionHPO32−.Itscommonnamesuggeststhatitcontainsanacidichydrogenatom,asinsodiumhydrogencarbonate.However,thisismisleadingasthehydrogenatomisbondedtophosphorusratherthanoxygen.Itistoxicalongwithallphosphites.Phosphitescontainphosphorusinits+3oxidationstateandarethereforereducingagents.