熔點770°C(lit.)沸點1420°C密度1.98g/mLat25°C(lit.)折射率n20/D1.334閃點1500°C儲存條件2-8°C溶解度可溶于水中形態(tài)晶體顏色白色比重1.984氣味(Odor)無味酸堿指示劑變色ph值范圍7PH值5.5-8.0(20℃,50mg/mLinH2O)水溶解性340g/L(20oC)敏感性Hygroscopic最大波長(λmax)λ:260nmAmax:0.02λ:280nmAmax:0.01晶體結構NaCltype晶系CubeMerck14,7621升華點1500oC空間群Fm3mBRN1711999晶格常數(shù)a/nmb/nmc/nmα/oβ/oγ/oV/nm30.62930.62930.62939090900.2492介電常數(shù)4.6（Ambient）BCSClass1穩(wěn)定性穩(wěn)定的。與強氧化劑、強酸不相容。防潮。吸濕性。InChIKeyWCUXLLCKKVVCTQ-UHFFFAOYSA-MCAS數(shù)據庫7447-40-7(CASDataBaseReference)NIST化學物質信息Potassiumchloride(7447-40-7)EPA化學物質信息Potassiumchloride(7447-40-7)