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山西挑選醋酸正丙酯現(xiàn)貨

來源: 發(fā)布時(shí)間:2022-09-10

基本信息化與理化性質(zhì):醋酸正丙酯,又名乙酸正丙酯、是一種有機(jī)化合物,化學(xué)式為C5H10O2,主要用作調(diào)味劑、食用香料、硝化纖維溶劑?;瘜W(xué)式:C5H10O2分子量:102.132CAS號:109-60-4EINECS號:203-686-1理化性質(zhì)密度:0.888g/cm3熔點(diǎn):-95℃沸點(diǎn):102℃閃點(diǎn):13℃(CC)折射率:1.384(20℃)飽和蒸氣壓:3.3kPa(20℃)臨界溫度:276.2℃臨界壓力:3.33MPa引燃溫度:450℃上限(V/V):8.0%下限(V/V):2.0%外觀:無色液體溶解性:微溶于水,溶于醇類、酮類、酯類、油類等多數(shù)有機(jī)溶劑醋酸正丙酯對人體的危害。山西挑選醋酸正丙酯現(xiàn)貨

安全信息:安全術(shù)語S16:Keep away from sources of ignition - No smoking.遠(yuǎn)離火源,禁止吸煙。S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.眼睛接觸后,立即用大量水沖洗并征求醫(yī)生意見。S29:Do not empty into drains.不要排入下水道。S33:Take precautionary measures against static discharges.對靜電采取預(yù)防措施。風(fēng)險(xiǎn)術(shù)語R11:Highly flammable.高度易燃的。R36:Irritating to eyes.刺激眼睛。R66:Repeated exposure may cause skin dryness or cracking.長期接觸可能引起皮膚干裂。R67:Vapours may cause drowsiness and dizziness.蒸汽可能引起困倦和眩暈。河北醋酸正丙酯現(xiàn)貨醋酸正丙酯的環(huán)境影響!

正丙酯毒理學(xué)數(shù)據(jù)1、急性毒性小鼠經(jīng)口LD50:8300mg/kg大鼠經(jīng)口LD50:9370mg/kg兔子經(jīng)口LD50:6640mg/kg兔子經(jīng)皮膚LD50:>20mg/kg2、刺激性家兔經(jīng)皮:500mg/24h,輕度刺激。家兔經(jīng)眼:500mg/24h,輕度刺激。3、屬微毒類。對黏膜有刺激和麻醉作用。吸入后有惡心、胸悶、乏力等。嗅覺閾濃度83.4mg/m3。TJ 36-79規(guī)定車間空氣中比較高容許濃度為300mg/m3。 生態(tài)學(xué)數(shù)據(jù)1、生態(tài)毒性LC50:60mg/L(96h)(黑頭呆魚)IC50:26~530mg/L(72h)(藻類)2、生物降解性MITI-I測試,初始濃度100mg/L,污泥濃度30mg/L,14d后降解81%。3、非生物降解性空氣中,當(dāng)羥基自由基濃度為5.00×105個(gè)/cm3時(shí),降解半衰期為5d(理論)。在25℃,當(dāng)pH值為7,8,9時(shí),水解半衰期分別為3.3a,119d,12d(理論)。

乙酸正丙酯安全信息:安全術(shù)語S16:Keep away from sources of ignition - No smoking.遠(yuǎn)離火源,禁止吸煙。S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.眼睛接觸后,立即用大量水沖洗并征求醫(yī)生意見。S29:Do not empty into drains.不要排入下水道。S33:Take precautionary measures against static discharges.對靜電采取預(yù)防措施。風(fēng)險(xiǎn)術(shù)語R11:Highly flammable.高度易燃的。R36:Irritating to eyes.刺激眼睛。R66:Repeated exposure may cause skin dryness or cracking.長期接觸可能引起皮膚干裂。R67:Vapours may cause drowsiness and dizziness.蒸汽可能引起困倦和眩暈。湖南醋酸正丙酯哪家好?

乙酸正丙酯安全信息安全術(shù)語S16:Keep away from sources of ignition - No smoking.遠(yuǎn)離火源,禁止吸煙。S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.眼睛接觸后,立即用大量水沖洗并征求醫(yī)生意見。S29:Do not empty into drains.不要排入下水道。S33:Take precautionary measures against static discharges.對靜電采取預(yù)防措施。風(fēng)險(xiǎn)術(shù)語R11:Highly flammable.高度易燃的。R36:Irritating to eyes.刺激眼睛。R66:Repeated exposure may cause skin dryness or cracking.長期接觸可能引起皮膚干裂。R67:Vapours may cause drowsiness and dizziness.蒸汽可能引起困倦和眩暈。醋酸正丙酯哪家純度高?山西挑選醋酸正丙酯現(xiàn)貨

醋酸正丙酯的英文縮寫。山西挑選醋酸正丙酯現(xiàn)貨

正丙酯安全信息安全術(shù)語S16:Keep away from sources of ignition - No smoking.遠(yuǎn)離火源,禁止吸煙。S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.眼睛接觸后,立即用大量水沖洗并征求醫(yī)生意見。S29:Do not empty into drains.不要排入下水道。S33:Take precautionary measures against static discharges.對靜電采取預(yù)防措施。風(fēng)險(xiǎn)術(shù)語R11:Highly flammable.高度易燃的。R36:Irritating to eyes.刺激眼睛。R66:Repeated exposure may cause skin dryness or cracking.長期接觸可能引起皮膚干裂。R67:Vapours may cause drowsiness and dizziness.蒸汽可能引起困倦和眩暈。山西挑選醋酸正丙酯現(xiàn)貨

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