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英文名稱：Sodium metabisulfiteCAS號：7681-57-4分子式：2Na.O5S2分子量：190.11EINECS號：231-673-0

熔點 150 °C密度 1.48儲存條件 Store at RT.溶解度 540 g/L (20°C)形態Powder/Solid比重1.48顏色White to slightly yellowPH值3.5-5 (50g/l, H2O, 20℃)水溶解性 540 g/L (20 oC)敏感性 Air & Moisture SensitiveMerck 14,8638穩定性Stable. Incompatible with strong oxidizing agents, strong acids. Contact with strong acids releases a poisonous gas. May be moisture and air sensitive.InChIKeyHRZFUMHJMZEROT-UHFFFAOYSA-L

危險性符號(GHS)
GHS05,GHS07警示詞Danger危險性描述H302-H318防范說明P280-P301+P312+P330-P305+P351+P338+P310-P264-P280i-P301+P312a-P305+P351+P338-P310a-P501a危險品標志 Xn,Xi危險類別碼 22-31-41-36/37/38-52安全說明 26-39-46-36-16危險品運輸編號 3260WGK Germany 1
RTECS號UX8225000
TSCA Yes海關編碼 2832 10 00PackingGroup III毒性LD50 orally in Rabbit: 1540 mg/kg LD50 dermal Rat > 2000 mg/kg