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首頁 > 供應(yīng)產(chǎn)品 > 美國(guó) 異丁醇
美國(guó) 異丁醇
單價(jià) 8000.00 / 噸對(duì)比
詢價(jià) 暫無
發(fā)貨 天津付款后3天內(nèi)
品牌 異丁醇
型號(hào) 78-83-1
規(guī)格 160kg/桶
過期 長(zhǎng)期有效
更新 2013-10-22 16:42
 
詳細(xì)信息
異丁醇規(guī)格:99.5%    產(chǎn)地:美國(guó)    包裝:160kg/桶   價(jià)格:8000元/噸    
異丁醇
2-Methyl-1-propanol
Cas號(hào): 78-83-1    
分子式 C4H10O; (CH3)2CHCH2OH
分子量 74.12
別名    異丙基甲醇,1-羥基-3-甲基丙烷,2-甲基-1-丙醇
Isobutanol
Isobutyl alcohol
性狀    無色液體。微有戊醇?xì)馕丁>哒酃庑浴D芘c乙醇及醚混溶。溶于約20份水。蒸氣能與空氣形成爆炸性混合物。能中度刺激皮膚、黏膜。有微弱的戊醇?xì)馕丁?/span>
熔點(diǎn):-108℃
沸點(diǎn):108℃
密度:0.803
閃點(diǎn):28℃
折光率n20/D:1.396
備注:  以上描述,僅作參考,并不表示您收到的產(chǎn)品,與此項(xiàng)描述完全相符,產(chǎn)品的出廠標(biāo)準(zhǔn),請(qǐng)參見質(zhì)量標(biāo)準(zhǔn)。
質(zhì)量標(biāo)準(zhǔn)   
    Q/(HG)SJ 473-91
項(xiàng)目Item                               分析純       化學(xué)純
                                                 (AR)            (CP)
密度(20℃)Density,g/ml                       0.8016~0.8021 0.8010~0.8030
不揮發(fā)物Novolative,%                           ≤0.001          0.005    
沸程Boiling range,℃                          107.3~108.3   106.7~108.7
游離酸(以CH3COOH計(jì))Free acids,%                ≤0.01           0.02
折光率Refractive index,nD20                  1.3955~1.3960   1.3955~1.3960
(以CH3CHO計(jì))Aldehydes                        ≤0.01           0.05
(以CH3COOC4H9計(jì))Esters,%                     ≤0.05           0.20
(CH3COCH3)Acetone,%                        ≤0.003          0.01     
不飽和化合物(以Br計(jì))Unbsaturated *pounds     ≤0.01           0.10
***試驗(yàn)Substances darkened by sulfuric acid     合格          合格
品級(jí)Grade                               色譜純  
                                     (for HPLC, 99.5%)
外觀Appearance                         Colorless Liquid
紅外光譜Infrared spectrum              Conforms to Structure
λ                                 H2O reference
純度Purity(GC)                         ≥99.5%  
UV Absorbance 400nm                    0.01
UV Absorbance 330nm                    0.01
UV Absorbance 260nm                    0.03
UV Absorbance 250nm                    0.05
UV Absorbance 245nm                    0.10
UV Absorbance 230nm                    0.50
UV Absorbance 219nm                    1.0
水分Water (by Karl Fischer)            ≤0.05 %
蒸發(fā)殘?jiān)?span>Residue on Evaporation         ≤0.0005 %
ACS級(jí)
項(xiàng)目名稱Item                                    ACS Grade
含量Assay                                      ≥99.0%
水溶解試驗(yàn)Clarity of aqueous solution           Passes test
色度Color(APHA)                                 ≤10
蒸發(fā)殘?jiān)?span>Residue after evaporation               ≤0.001%
可滴定酸Titrable acid                           ≤0.0005meq/g
水分(H2O)Water                       ≤0.1%
羰基化合物Carbonly *pounds(as acetone)       ≤0.01%(丁醛和丁酮)butyraldehyde and 0.02% z-butanone
品級(jí)Grade                               ACS光譜純
                              ACS spectrophotometric grade, ≥99.0%)
外觀Appearance                         Colorless Liquid
紅外光譜Infrared spectrum              Conforms to Structure
Color Test                             10 APHA
λ                                 H2O reference
純度Purity(GC)                         ≥99.0%  
UV Absorbance 400nm                    0.01
UV Absorbance 330nm                    0.01
UV Absorbance 260nm                    0.03
UV Absorbance 250nm                    0.05
UV Absorbance 245nm                    0.10
UV Absorbance 230nm                    0.50
UV Absorbance 219nm                    1.0
GC Identified Peak (Butyraldeh         0.01 %
Butyraldehyde
GC Identified Peak (2-Butanone         0.02 %
2-Butanone
貯存    密封保存。
用途    溶劑。萃取劑。從氯化鋰與氯化鈉或鉀的混合物中提取氯化鋰,分離溴化鍶、溴化鋇。鈣、鍶、鋇、鈉、鉀、鋰、銀、氯和亞磷酸鹽的測(cè)定。有機(jī)合成。
聯(lián)合國(guó)編號(hào) 1212
Risk: R10- R37/38- R41- R67-
Safety :    S13 - S26- S37/39 - S46- S7/9-
Hazard :    Xi -
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