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MSDS Material Safety Data Sheet
CAS

78-93-3

File Name: celanese_com---654-44436645.asp
產å“å稱:                                  Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006

æ料安全康傀è¡?
1. 產å“與公å¸è­˜ç¸ è³‡æ–?

Product:甲基乙基�
MSDS 炭碼: 61
æ料炭碼:80061

Celanese Pte Ltd
111 Somerset Road
Singapore Power Building #02-02/03
Singapore 238164
Tel No: (65) 6733 1767



é‹è˜ç·Šæ?¥æƒ…縭肟钥炭碼﹕
+ (65) 66639259 (Operations Room direct dial)
+ (65) 62656917 (Operations Room direct dial)
+ (65) 62650177(Switchboard, ask for Operations Room)

or fax request to
+(65) 62644190 (Facsimile to Operations Room)
+(65) 62664696 (Facsimile to Operations Room)

or email to
opsroom@semco.psa.com.sg

or Call CHEMTREC 703 527 3887 (USA), collect calls accepted
"+" = International Dialing Access Code




產å“使用:油漆和ç¸å‘ã?é»åˆå’¯ã€ç£å’–生產ã?é æ»‘æ²¹æ¯è‡˜ã€å°åˆ·ç­‰çš„溶液;雜砜使用ã€?

2. æˆåˆ†/æˆåˆ†è³‡æ–™

æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­ç‚­ç¢¼ é‡é‡% OSHA 铱定ç‹?ç¸?:
æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­
炭碼
ä¸é…® 78-93-3 99.5 å±éšª

3. å±éšªè­˜ç¸ 




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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
1 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
緊�情�:
å±éšª!
縊其易燃之液體和蒸库。蒸库å¯å¼•èµ·æš´ç‡ƒã€?
造æˆçœ¼ç›åˆºæ¿€ã€?
å¯é? æˆå‘¼å¸é“刺æ¿?ã€?
å¯é? æˆçš®è†šåˆºæ¿€ã€?
蒸库é‡æ–¼ç©ºåº“縆å¯é è·é›¢é‹ç§»åˆ°ç«æºåŠå›žç‡ƒã??


產å“說明

外貌: é€æ˜Žã€ç¸ªè‰²ã?油性液體ã??
味é“: é çƒˆã€æœ‰â€œé…®â€ç‰¹è‰²çš„库味ã€?

é åœ¨å¥åº·å½±ç œ
暴露途拷: 皮膚ã€çœ¼ç›ã?å¸å…¥ã?åŽä¸‹ã??

å³ç¸­å½±ç œ
皮膚: å¯èƒ½å‚?引起皮膚發炎ã€? 暴露的徵ç‹?å¯èƒ½åŒ…括ï¹? 皮膚乾燥ã€ä¹¾è£‚或發炎ã€?

眼ç›: 暴露於库體和液體 å‚?刺激眼ç›ã€? 暴露的徵ç‹?å¯èƒ½åŒ…括ï¹?
眼ç›åˆºæ¿€ã€ç¼é­çš„感覺ã€ç—›ã€æµçœ¼ç¸„å’?/或铱力改å“ã??

å¸å…¥: å¯èƒ½å‚?引起呼å¸é“刺æ¿?ã€? 暴露的徵ç‹?å¯èƒ½åŒ…括ï¹?
中央神娇系統亢抑æ‰?引起的縄心ã?é ­é ã?é ­ç—›ã?木僵ã?ä¸ç¸¡èª¿æˆ–奇怪的舉止或æ˜è¿·ã??
æµé¼»æ°´ã?嘶俊ã?咳嗽ã?胸痛和呼å¸å›°é›£ã€?

åŽä¸‹: 基本上縘有毒性ã?? 暴露的徵ç‹?å¯èƒ½åŒ…括ï¹?
縄心ã€ç¸„åã?失去食欲ã?刺æ¿?腸胃å’?/或腹縜ã??
中啃神娇系統亢抑,伴有縡心ã?頭痛和精神ä¸æŒ¯ã€?

生殖: 縪ä¸è‰¯ç”Ÿæ®–影砜的證明ã€?

致癌æ€?: 縪致癌證明ã??

çªå“æ€?: 在Ames 縴蚩中縆未顯示çªå“å¯èƒ½æ?§ã?? 在大部分钥管縴蚩中縆未顯示çªå“å¯èƒ½æ?§ã??

致畸æ€?: 縘有先天缺陷的證明ã??

å–?特定器官的影ç ?: éŽåº¦ï¼ˆé•·æœŸæˆ–å客)接觸å¯å’–致ï¼?
中啃神娇系統亢抑
眼ç›å—葵
刺激呼å¸é?
皮膚縫葵�




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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
2 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
大é‡æŽ¥è§¸é’¥åŒ–縒å“å¯èƒ½å‚?å–?患有下列急æ?§å’Œæ…¢æ?§å™¨å®˜ç–¾ç—…的病人有ä¸åˆ©å½±ç œï¼š
ä¸?般èªå—在暴露後傀使病情亢化的 呼å¸é?
病縭: 皮膚
眼ç›
中啃神娇系統


有關钥情,竣é“?: ç¬?5部分 â€? è·¨ç«æŽªæ–½
ç¬?4部分 â€? 急救措施 ç¬?6部分 â€? æ„外峥放措施
ç¬?8部分 â€? 暴露控制/é äººä¿è­·
ç¬?9部分 â€? 物ç†èˆ‡åŒ–縒特æ€?
ç¬?10部分 â€? 房定性與åå¼€æ€?

4. 急救措施

皮膚: ç«‹å³ç”¨å¤§é‡æ¸…水縚洗皮膚ã?‚æ¯ä¸‹æ±¡æŸ“çš„è¡£æœå’Œéž‹å­ã?‚如果產生æŒçºŒçš„éŽæ•å开,开èˆ?
醫生驴絡。衣æœå¼€æ´—乾縌後æ‰èƒ½å†ç©¿ã€‚éž‹å­å¼€æŽ§åº•æ¸…é å¾Œæ‰å†ç©¿ã€?

眼ç›: ç«‹å³ç”¨å¤§é‡æ¸…水縚洗眼ç›è‡³å°?15分缈。如果有戴隱形眼é¡ç¸†å¯ä»¥è¼•æ˜“å–下縭,å¼?竣之
å–下。立å³éƒ¡æ±‚æ²» ã€?

å¸å…¥: 移往空库清新炭ã?‚如果åœæ­¢å‘¼å¸ï¼Œå¼?施人工呼å¸ã?‚如果呼å¸å›°é›£ï¼Œå¼?給氧库ã?‚郡求治
�

åŽä¸‹: 如果åŽä¸‹å¤§é‡æœ¬ç‰©è³ªï¼Œç«‹å³é©´çµ¡é†«ç”Ÿã€‚除éžå¨‡é†? 人ç¸çš„指示,å¦ç¸¯åˆ‡å‹¿å¼•èµ·ç¸„åã€?
切勿餵æ˜è¿·çš„人任何縷西ã??

5. è·¨ç«æŽªæ–½

NFPA: Health: 1 Flammability: 3 Reactivity: 0

易燃特æ??

閃點(縴钥方法)� -9 C (16 F) (Closed Cup)

易燃é™åº¦ï¼Œåœ¨ç©ºåº“,容ç©?%
上é™: 10 %
下é™: 1.8 %

自å‘點燃控度: 404 C (759 F)

燃é­ç”¢å“ï¼? ä¸?氧化碳ã??


è·¨ç«åª’介: 大ç«ä½¿ç”¨é…’ç²¾ç¾çš„水溶æˆè†œæ³¡æ²«ã€? å°ç«ä½¿ç”¨äºŒæ°§åŒ–碳或乾化縒å“ã??




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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
3 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
消防說明 æ°´å¯èƒ½ä¸èµ·ä½œç”¨ï¼Œä½†å¼€ä½¿ç”¨å®½å†·ç¸®æš´éœ²åœ¨ç«ä¸­çš„建築和槽ã?‚大ç«å¼€ç”¨æ°´é ç«£ã€‚竣水å¯
用於é™ä½Žç«æž¯ï¼Œç¸†ç«£æº¢å‡ºç‰©ç¨?å³¥æˆä¸æ˜“燃的混åˆç‰©ã??
竣人ç¸æ’¤é›¢ç«æºè‡³è¿Žé¢¨åœ°é»žã€‚如果有å¯èƒ½æš´éœ²åœ¨è’¸åº“下或有å¯ç‡ƒé­çš„產å“存在,开ç©?
全套消防è£å¤¸å’ŒNIOSH核准çš? 立呼å¸è£å¤¸ã?‚氧化化縒å“在著ç«çš„情縭下å¯èƒ½å‚€åŠ é?Ÿç‡ƒ
é­çš„速度ã€? 蒸库比空库é‡ï¼Œç¸†å¯ä»¥ç§»å‘ç›? é çš„è·é›¢è‡³é»žç«æºå’Œå¼•èµ·ç«èˆŒå›žé–ƒã??

消防環ä¿é é¡Œ å¯ä½¿ç”¨æ°´éœ§æµæŽ§åˆ¶è’¸åº“和燃é­åº“é«”ã??
å†ç”¨å–?è—快設夸和其它跨ç«è¨­å¤¸å‰å¼?完全清除污染ã€?

6. æ„外峥放措施

溢出或开æ¼èªªæ˜? 排除點ç«æºã??
竣铱ç¬?8部分有關é? 的人ç¸ä¿è­·è¨­å¤¸ã?‚用土堤或éžæ˜“燃的å¸æ”¶å’¯éš”離溢出物,使污æŸ?
ä¿æŒåœ¨æœ€å°çš„範窥咳ã?? 水霧æµå¯ä»¥ç¸«å°‘蒸库ã??
如果有起ç«çš„å¯èƒ½ï¼Œå¼€ä½¿ç”¨é…’ç²¾ç¾çš„水溶æˆè†œæ³¡æ²«å®½è¦†è“‹æº¢å‡ºç‰©ï¼Œæˆ–用水霧æµåˆ†æ•£è’?
库ã??
å¼?é¿å…æµå…¥ä¸‹æ°´é“åŠé€šå¾€æ°´é“的肯渠ã?‚若州åŠåœ°æ–¹æœ‰é“±å®šï¼Œå¼?通知地方 å±?。竣å¼?æ¼?
的容器置於é?šé¢¨è‰¯å¥½ç‚­ã??
使用éžç‡ƒé­çš„å¸æ”¶å’¯æ¸…除或用少許水縚洗å°é“±æ¨¡çš„溢出物ã?‚用真空å¸é™¤æˆ–窟除乾縌ã??

在美盔境咳,如果åœ?24å°ç¸­å’³å³¥æ”¾å‡ºçš„分é‡ç›¸ç­‰æ–¼æˆ–超於下列开矿告的分é‡ç¸­ï¼Œå¼€è‡?
肟�全盔回�中心�(National Response Center) (800-424-
8802)å’Œé© çš„å·žå? 地緾關﹕ par 5,000 lbs. of the material as is, based on
a Reportable Quantity of 5,000 lbs. for methyl ethyl ketone.

èš©æ•£ä¸å¿…è¦åœ¨å†µçš„人;隔離å±éšªåœ°ç¸™ç¸†æ‹’絕任何人進入。ä¿æŒåœ¨è¿Žé¢¨çš„ä½ç½®ï¼›é¿é–‹ä½?
的地縙ã?? 如果ç«ç£•æ¶‰åŠåˆ°é‹è˜ç½ã€ç«èŠ¸ç½èŠ¸æˆ–å¡èŠ¸ç½èŠ¸ï¼Œå¼€åœ¨å„é æ–¹å‘上隔離800ç±?
�0.5哩)�
如果情縭有必è¦å¼€æ’¤é›¢ç œé¢¨åœ°ç¸™ä»¥é é˜²æš´éœ²ï¼Œç¸†å“蒸库或é æ¶ˆæ•£ã€‚æŸäº›æƒ…縭的溢出ç‰?
å¯èƒ½ä½¿ç›¸ é è·é›¢çš„砜風地縙暴露於有毒或å¯ç‡ƒé­çš„库度ã€?

7. ç‚­ç†èˆ‡å–€è—?


ç‚­ç†: 在é?šé¢¨è¶³æ¡†çš„環境下使用ã€?
ä¸ä½¿ç”¨ç¸­å¼?竣容器關緊ã?‚打開容器縭,开å°å¿ƒæŒšæ…Žå“ç´¯ç©çš„亢力é€å‡ºã€‚é¿å…å¸å…¥è’¸åº?
。é¿å…與眼ç›ã€çš®è†šæˆ–è¡£æœæŽ¥è§¸ã€‚ç‚­ç†å¾Œå¼?用肥皂和水控底洗乾縌。沾污的衣æœå¼?æŽ?
底清除污染後æ‰å†ä½¿ç”¨ã€‚污染的皮é©è¡£ç‰©å¼?å’–è·¨ã€?

本產å“å¯èƒ½å‚€ç”¢ç”Ÿéœè‚Ÿã€‚在é‹è˜æ料縭,å¼?竣設夸接åœ?/ç´„æŸä»¥é é˜²éœè‚Ÿçš„ç´¯ç©ã€‚在ç¾?
盔,æ‰?有喀è—和炭ç†ç”¨çš„è‚Ÿå­è¨­å¤¸éƒ½å¿…砜符åˆã?Œå…¨ç›”肟库铱程ã??(ç¬?500å’?501ç¸?)å–?å?
險地點的è¦æ±‚ã€?

å–?è—?: ä¸ä½¿ç”¨ç¸­ï¼Œç«£æ‰?有容器關緊ã?‚喀存在縘有昕光照射和ä¸å¯ç·½é€çš„地æ¿ä¸Šã??
湛勿與ä¸å…¼å®¹çš„æ料喀存ã?‚竣铱ã?Œç¬¬10部分,房定æ?§èˆ‡å开性ã?ã??

8. 暴露控制/é äººä¿è­·

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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
4 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
工程控制 ä¸?般或ç¨?å³¥é?šé¢¨ä½œå—雇ç¸æš´éœ²çš„唯ä¸?控制方法通常是ä¸è¶³æ¡†çš„ã?‚é?šå¸¸é å…ˆé¸ç‹‚的是å±?
部é?šé¢¨ã€‚ç·¾å‘é?šé¢¨ç³»çµ±å¼?使用防爆炸è£å¤?(例如,風扇ã?開關和接地管等)ã€?

�隨縭渴夸好安全淋浴和洗眼設夸�
é äººä¿è­·è¨­å¤¸
皮膚ä¿è­·: ç©¿é?ä¸éŽçš„è¡£æœå’Œæ‰‹å¥—以便é é˜²æŽ¥è§¸ã?‚建議使用ä¸åŸºæ©¡è† ã?‚铱情縭,如果有足框的é™
解和緽é?資料,å¯ä½¿ç”¨å…¶å®ƒä¿è­·ææ–™ã?‚如果在使用本化縒å“çš„åŒç¸­ä½¿ç”¨å…¶å®ƒåŒ–縒å“ï¼?
é¸ç‹‚çš„æ料开能ä¿è­·æ‰€æœ‰ä½¿ç”¨çš„化縒å“ã??

眼ç›/目部ä¿è­·: 如有å¯èƒ½æŽ¥è§¸çœ¼ç›ç¸­å¼€æˆ´åŒ–縒護目é¡ã€?

呼å¸é“ä¿è­?: 根傀工作况所的污染程度åŠé˜²æ¯’é¢ç½©çš„工作é™åº¦ï¼Œä½¿ç”¨å¨‡ã?Œå…¨ç›”驴縄安全與ä¿å¥ç¸’å‚€
�(NIOSH)
核准使用的防毒é¢ç½©ã?‚以下是建議驴縄暴露水平至少å¼?有的è£å¤¸ã€‚竣铱第3ã€?8ã€?11éƒ?
分以便估涌驴縄暴露水平ã??
库度高於驴縄暴露水平1å€ï¼Œä½†ä½Žæ–?10å€ï¹•ä½¿ç”¨ç½©è“‹æ•´é ç›®çš„空库縌化防毒é¢ç½©åŠæœ‰ç·?
蒸库筒或使用å«æœ‰ç·¾è’¸åº“éŽç¸‘毒ç½ã?罩蓋整é ç›®çš„空库縌化防毒é¢ç½©æˆ–è£ä¸Šæœ‰ç·¾è’¸åº“
ç­’ã?罩蓋整é ç›®çš„è‚Ÿå‘空库縌化防毒é¢ç½©ã?‚空库縌化部件必砜有çµæŸæœç©ºæ‰£å‘½çš„顯ç¤?
器,或必砜有ä¸?é æ›´ç¸Œç¸­é–“表的文件ã?‚å¦ç¸¯ä½¿ç”¨è˜é€çš„空库ã€?
库度高於驴縄暴露水平10å€ï¼Œä½†ä½Žæ–¼é©´ç¸„暴露水平的100å€æˆ–IDLH﹕使用C型罩蓋整é?
ç›®ã?在亢力è¦æ±‚或ä¸è‹¦è˜é€ç©ºåº“的防毒é¢ç½©ã€?
库度高於驴縄暴露水平100å€æˆ–高於IDLH水平或库度ä¸æ˜?(例如在緊急情縭下)﹕使用罩
è“‹æ•´é ç›®ã€åœ¨æ­£äº¢ç‹?緽下é‹ä½œçš? 立呼å¸è£ç½®ã?‚å«è¼”助正亢 立呼å¸è£ç½®é?ƒç”Ÿç³»çµ±çš„C
型正亢罩蓋整é ç›®ã€è˜é€ç©ºåº“的防毒é¢ç½©ã€?
逃生﹕使用罩蓋整é ç›®çš? 立呼å¸è£ç½®æˆ–任何特縠准許供é?ƒç”Ÿç”¨çš„防毒é¢ç½©ã€?

暴露指å—
é‡é‡% ACGIH ACGIH ACGIH OSHA OSHA OSHA Celanese Mexico Mexico Mexico
æˆåˆ†åŠåŒ–縒文摘æœç©? æˆåˆ†åŠåŒ– TWA STEL CEILING TWA STEL CEILING WEL TWA STEL CEILING
ç‚­ç‚­ç¢? ç¸’æ–‡æ‘˜æœ (工作况所
空炭炭碼 接觸é™åº¦)
ä¸é…® 78-93-3 99.5 200 ppm 300 ppm - 200 ppm - - - 200 ppm 300 ppm -

æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­ç‚­ç¢¼ é‡é‡% 1990 NIOSH IDLH 1994 NIOSH IDLH
æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­ (Recognized by OSHA)
炭碼
ä¸é…® 78-93-3 99.5 3000 PPM 3000 ppm


Comments: Celanese狂用ACGIH TLV?�
* Workplace Exposure Limit

9. 物ç†å’ŒåŒ–縒特æ€?

外貌: é€æ˜Žã€ç¸ªè‰²ã?油性液體ã??

味é“: é çƒˆã€æœ‰â€œé…®â€ç‰¹è‰²çš„库味ã€?

Vapor Pressure: 91 mm Hg @ 25 deg C

Vapor Density (Air=1 @ 20 C): 2.41

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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
5 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
Boiling Point (760 mmHgA): 79.6 C (175.3 F)

Freezing Point:: -86.7 C (-124.1 F)

Solubility in Water @ 20 C: 26.8 %



Specific Gravity: 0.805 at 20 deg C

Molecular Weight:: 72.11

Evaporation Rate (n-Butyl acetate = 1): 3.3



10. 房定性與åå¼€æ€?

房定�: 房定�

å¼?é¿å…的情ç¸?: é¿å…高酷ã€ç«ç„°ã?ç«èŠ±å’Œå…¶ä»–ç«æºã€?

å¼?é¿å…çš„ææ–?: é¿å…接觸夸氧化鈉ã€çŸ³ç°å’Œå…¶å®ƒé é¹¼ã€é¹½é…¸ã?硫酸和其它é ç¸ªç·¾é…¸ã€èƒºå’Œæ°§åŒ–咯,如
éŽæ°§åŒ–物ã€ç¡é…¸ã?高氯酸ã€é‰»é…¸ã?ã?銅或銅åˆé‡‘或雜氮苯ã€?

å±éšªæ˜“燃或分解產å“?: 酷分解產å“å¯èƒ½å«æœ‰ç¢³çš„氧化物ã€?

å±éšªèšåˆä½œç”¨: ä¸å‚€ç”¢ç”Ÿå±éšªçš„èšåˆä½œç”¨ã??

11. 毒�資�



Component Toxicological Information

æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­ç‚­ç¢¼ ä¸é…®




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é‹è˜ç·Šæ?¥æƒ…ç¸?:703 527 3887 (USA) CHEMTREC, collect calls accepted, 24 hrs/day
6 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
Acute Exposure: Excessive exposure to MEK leads to depression of the
central nervous system, shown by loss of coordination, reflexes and
consciousness.

Oral: Slightly toxic; oral LD50 (rat) = 2.7-5.6 g/kg .

Inhalation: Slightly toxic; inhalation LC50 (rat) is estimated to be >
5000 ppm for a 6 hr. vapor exposure based on the lack of mortality in a
repeated exposure study at this level. Other earlier studies exist, but
do not meet current scientific guidelines. Causes irritation of the nasal
passages and throat.

Skin: Slightly toxic; Dermal LD50 (rabbit) = 5.0 - 13 g/kg. Can cause
mild to moderate skin irritation (reddening and swelling). Repeated or
prolonged contact can cause drying of the skin and dermatitis. Not a skin
sensitizer based on human patch test.

Eye: Liquid and vapor can cause severe eye irritation.




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7 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
Mutagenicity: MEK has been shown to be without genotoxic activity in a
variety of in vitro and in vivo tests. Among the tests which produced
negative results are assays for point mutation (e.g., Ames test and mouse
lymphoma), chromosomal aberration (rat liver cells in vitro and mouse bone
marrow in vivo), DNA damage (unscheduled DNA synthesis in rat
hepatocytes,), and morphologic transformation (BALB 3T3 morphologic
transformation assay). There was some evidence that MEK induced
aneuploidy in yeast, but this does not appear to be biologically important
since negative results were obtained in a mouse micronucleus test.

Carcinogenicity: No toxicologic studies. Not listed by IARC, NTP or OSHA.

Reproductive/Developmental Effects: No human studies have been reported.
An initial inhalation study with rats indicated fetotoxicity (e.g.,
delayed fetal development) and possible teratogenicity at 3000 ppm.
However, a comprehensive follow-up study in rats showed only slight
fetotoxicity accompanied by maternal toxicity at 3000 ppm, but no
teratogenic effects. No significant differences were seen between rats
exposed to 1000 ppm or 400 ppm MEK and the control. Likewise an
inhalation study with mice showed only fetotoxicity at 3000 ppm and no
effects at 1000 ppm or 400 ppm MEK.

The fetotoxicity in mice also was accompanied by maternal toxicity in mice
at 3000 ppm. Since effects reported for the fetus (rats & mice) occurred
only at dose levels where maternal toxicity was evident and are,
therefore, considered secondary outcomes from the maternal toxicity,
methyl ethyl ketone is concluded not to be a developmental toxicant.

Other Effects: MEK is not neurotoxic. It has been shown to potentiate the
neurotoxic effects of hexane, 2,5-hexanedione and methyl-n-butyl ketone.
MEK has also potentiated the liver toxicity of halogenated solvents (e.g.,
chloroform and carbon tetrachloride) in animal studies.


Repeated Exposure: Male and female rats exposed to 0, l250, 2500 or 5000
ppm MEK in air for 6 hrs./day, 5 days/week for 90 days failed to
demonstrate pathological changes attributable to MEK in the organs and
tissues studied. Other studies conducted in rats and on other species at
lower exposure levels had similar results. A dose-related increase in
absolute and relative liver weights was statistically significant at the
5000 ppm exposure level. These effects are considered adaptive in nature.


12. 生緽資料



Component Ecological Information

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8 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
æˆåˆ†åŠåŒ–縒文摘æœç©ºç‚­ç‚­ç¢¼ ä¸é…®
Ecotoxicity: Methyl ethyl ketone has low acute toxicity to fish (LC50
range - 4,600 - 5,640 ppm) and aquatic invertebrates (EC50 range = 1,950
- 8,890 ppm). At above 100 ppm it may inhibit the growth of blue-green
algae but such concentrations are unlikely to be reached except for short
periods following accidental discharge. A concentration of 900 ppm of MEK
in water caused a 50% inhibition of the germination of lettuce (lactuca
sativa) seeds.


Environmental Fate:

Degradation:
Biodegradation: Extensive data demonstrate that MEK is readily
biodegradable. Determinations in freshwater and seawater demonstrated
that the BOD was a high percentage of the theoretical oxygen demand.
Studies on activated sludge showed that MEK is easily degraded and is not
toxic to sludge microorganisms in concentrations up to 800 ug/liter.
Photodegradation - Although MEK is less reactive in smog than many other
organic chemicals, it does undergo significant photodecomposition probably
because of a combination of direct photolysis and OH radical reactions. In
the presence of 5 ppm NO, and with 35-40% relative humidity and 10 ppm
MEK, a photodecomposition half-life of 9.8 hours was found. The half-life
of MEK calculated in urban conditions is likely to be about 5.5 hours.

Bioaccumulation: No direct information is available on the ability of MEK
to accumulate in biological material. Its high water solubility, rapid
degradation by aquatic bacteria, and low octanol-water partition
coefficient of 0.26 suggest that it is unlikely to concentrate in aquatic
species. Metabolic studies in man demonstrate that concentrations likely
to be present in the environment will not lead to accumulation in human
tissues.

13. 縂é ç¸­çš„注æ„事砜

根傀州和 地喀å±éšªç¸æ–™é“±å®šç‚­ç†æº¢å‡ºæ料。建議方法是在驴邦或州准許的炭ç†è¨­æ–½ç„šåŒ–或作生物炭ç†ã€‚湛注æ„ï¼?
此資料縃å¼?用在æ‰?製é? çš„æ料;加工ã?使用或污染å¯èƒ½å‚?使本資料ä¸é© ã€ä¸æ­£ç¢ºæˆ–ä¸å®Œæ•´ã€?

湛注æ„﹕這一炭ç†èˆ‡ç¸‚é è³‡æ–™ä¹Ÿå¯èƒ½é©ç”¨æ–¼ç©ºå®¹å™¨ã€ç¸·å’Œé æ¸£ã?‚å·žæˆ? 地铱定或é™åˆ¶éžå¸¸è¤‡é›œï¼Œè?Œä¸”å¯èƒ½ 於驴é‚?
铱定。本資料的目的是縡助é? çš„ç‚­ç†èˆ‡ç¸‚é ï¼›ç‚­ç†èˆ‡ç¸‚é çš„最後乜任由ç¸æ–™çš„宽有人乜乜。竣铱ã?Œç¬¬9部分,物ç?
與化縒特性ã?ã??


環境ä¿è­·å±?å±éšªç¸æ–™ä»£ç¢¼ï¹? U159




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9 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
14. é‹è˜è³‡æ–™

US Department of Transportation:
UN/NA Number: UN1193
Shipping name: ETHYL METHYL KETONE
Hazard class: 3
Packing Group: II
DOT Reportable Quantity (RQ): 5000 lbs/2270 kg (Methyl ethyl ketone)
Emergency Response Guide: 127


ICAO/IATA:
IATA UN Number: UN1193
Proper Shipping Name: ETHYL METHYL KETONE
Hazard Classification: 3
Packing group: II
Label: (Flammable Liquid)



IMDG:
International Marine UN Number: UN1193
Proper Shipping Name: ETHYL METHYL KETONE
Hazard Class: 3
Packing Group: II
閃點(縴钥方法)� -9 C (16 F) (Closed Cup)


Transport Canada
Proper Shipping Name: Methyl Ethyl Ketone


Trade Information
Schedule B Code (export):2914.12.0000

15. 法铱資料
Hazard labeling:




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10 of 11
產å“å稱: Methyl ethyl ketone
MSDS 炭碼: 61
æ料炭碼: 80061
公垦日期� 02/02/2006
R phrases
R 11 高度å¯ç‡ƒã€?
R 36 刺激眼ç›ã€?
R 66 ä¸è‹¦æš´éœ²å¯èƒ½å‚?咖致皮膚乾燥或破裂ã??
R 67 库體å¯èƒ½å‚?咖致瞌ç¡å’Œçœ©é ã??

S phrases
S9 竣容器ä¿å­˜åœ¨é€šé¢¨çš„地方ã??
S 16 é é›¢é»žç«æº?-湛勿å¸é ã€?



INTERNATIONAL REGULATIONS
化縒钥伎目淇
列於下列盔家的化縒钥伎目淇的砜目符åˆè±å…資格:
AUSTRALIA,CHINA,CANADA,EUROPE,KOREA,PHILIPPINES, JAPAN

16. 其它資料

æ供课ä½: 產å“指咖éƒ?
Celanese å…¬å¸

å±éšªç­‰ä¼Ž 本資料縃供娇NFPA å’?/æˆ? HMIS 系統涌究的人ç¸ä½¿ç”¨ã??

NFPA: Health: 1 Flammability: 3 Reactivity: 0

HMIS: Health: 2* Flammability: 3 Reactivity: 0

下列資料是最新版本MSDS出版後的 The following sections have been revised since the last issue of this
修正: MSDS.

1. 產å“與公å¸è­˜ç¸ è³‡æ–?
此炭å«æœ‰è³‡æ¶Œä¹‹ç²¾ç¢ºç¨‹åº¦å—我é æœ?大é™åº¦ä¹‹æ‰?知ã?‚我é ç¸†ä¸è¡¨ç¤ºæˆ–ä¿è­‰æ­¤ç‚­æ‰?列之任何å±éšªå—縃有之å±éšªã€‚就你所å€å¾—之æ料之å®?
全使用(或與其它物質�裤使用),Celanese
å…¬å¸ä¸æ供任何明確或暗示之ä¿ç”¨ã?‚其它ææ–™å¯åŠ é‡æœ¬æ料的å±éšªæ€§ï¼Œæœ¬æ料亦å¯åŠ é‡æˆ–增加其它æ料的å±éšªæ?§ã?‚本ææ–™å¯ç£•ç›´æŽ¥
或間接由其製æˆçš„库體ã€æ¶²é«”或固體æ料中峥出ã?‚使用è?…喀確定本æ料是å¦é©æ–¼ä»»ä½•ä½¿ç”¨åŠæ‰?涌é çš„使用方å¼ä¹œå®Œå…¨ä¹œä»»ã€‚使用è??
必砜符åˆæ‰?有有關安全åŠå¥åº·å…‹æ¸´ã€‚æ料安全資涌课由Celaneseå…¬å¸åœ¨ç¶²éš›ç¶²çµ¡ä¸Šæ供,作牽喀客眶的一砜æœç©ºã??
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