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英文名稱：Oxalic acid dihydrateCAS號：6153-56-6分子式：C2H6O6分子量：126.07EINECS號：612-167-2

熔點 104-106 °C(lit.)
沸點 108-109°C密度 1,65 g/cm³蒸氣密度4.4 (vs air)
蒸氣壓<0.01 mm Hg ( 20 °C)
閃點 157°C儲存條件 Store at RT.溶解度 H2O: soluble1M at 20°C, clear, colorless形態Powder/Solid顏色Yellow to yellow-green比重1.65PH值~1.0 (25℃, 1M in H2O)水溶解性 138 g/L (20 oC)升華點 157 oCMerck 14,6911BRN 3679436暴露限值TLV-TWA for anhydrous acid 1 mg/m³ (ACGIH, MSHA, and OSHA); TLV-STEL 2 mg/m³ (ACGIH).穩定性Stable. Incompatible with bases, acid chlorides, steel, silver, silver compounds, moisture. Avoid contact with metals.InChIKeyGEVPUGOOGXGPIO-UHFFFAOYSA-N

危險性符號(GHS)
GHS05,GHS07警示詞Danger危險性描述H302-H312-H302+H312-H318防范說明P301+P312a-P310a-P321-P501a-P280-P301+P312+P330-P305+P351+P338+P310-P305+P351+P338危險品標志 Xn,C危險類別碼 21/22-41安全說明 24/25-39-37-36-26危險品運輸編號 UN 3261 8/PG 3
WGK Germany 1
RTECS號RO2450000TSCA YesHazardClass 8PackingGroup III海關編碼 29171100毒性LD50 orally in Rabbit: 375 mg/kg