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首頁 > 供應(yīng)產(chǎn)品 > 法國 異戊醇
法國 異戊醇
單價 13600.00 / 噸對比
詢價 暫無
發(fā)貨 天津付款后3天內(nèi)
品牌 異戊醇
型號 123-51-3
規(guī)格 170kg/桶
過期 長期有效
更新 2013-10-22 16:42
 
詳細信息
異戊醇規(guī)格:98.5%     產(chǎn)地:法國    包裝:170kg/桶    價格:13600元/噸    
異戊醇
3-Methyl-1-butanol
Cas: 123-51-3   
分子式 C5H12O; (CH3)2CHCH2CH2OH
分子量 88.15
別名    3-甲基-1-丁醇,異丁原醇
Isoamyl alcohol
Isopentyl alcohol
iso-Amyl alcohol peroxide free
性狀    無色透明液體,有特臭,遇火燃燒,能與醇、醚、苯、氯仿、石油醚、冰乙酸及油類任意混溶,微溶于水(14℃時,2g/100ml)。低毒,。
密度:0.8094
熔點:-117.2℃
沸點:130℃
閃點:45℃
折光率n20/D:1.406
備注:  以上描述,僅作參考,并不表示您收到的產(chǎn)品,與此項描述完全相符,產(chǎn)品的出廠標準,請參見質(zhì)量標準。
質(zhì)量標準   
    HG/T 2891-1997
項 目Item                                         分析純      化學(xué)純
                                                   (AR)        (CP)
含量(C5H12O)Assay,%                              ≥98.5        98.0
沸點Boiling Piont,                              130±1      130±1
蒸發(fā)殘渣Evaporation residue,%                     ≤0.002      0.004
酸度(以H+計)Acidity,mmol/100g                     ≤0.04       0.08
酸與酯[以CH3COO(CH2)4CH3計]Acids and esters,%     ≤0.06       0.1
羰基化合物(以CO計)Carbonly *pounds,%            ≤0.1        0.2
易碳化合物Readily carbonizable substances           合格       合格
(Fe)Iron,%                                      ≤0.00003    0.00006
水份(H2O)Water,%                                  ≤0.2         0.4
項目                                                          ACS   
                                                           (ACS Grade)
含量(C5H11OH)Assay                                             ≥98.5%
水分(H2O)Water                                                 ≤0.5%
可滴定酸Titrable acid                                          ≤0.0065meq/g
蒸發(fā)殘渣Residue after evaporation                              ≤0.003%
酸和酯(以乙酸戊酯計)Acids and esters(as amyl acetate)          0.2%
羰基化合物(以甲醛計)Carbonly *pounds(as HCHO)                ≤0.1
項目                                    優(yōu)級純   
                                        (GR)
外觀Appearance                          透明液體
純度Purity                              ≥99.0% (GC)
水分Water                               <0.5 %
蒸發(fā)殘渣Residue after evaporation       <0.002 %
品級Grade                               分子生物學(xué)級  
                                 (grade for molecular biology )
含量assay                               ≥99.0% (GC)
DNases,RNases,                          none detected 
不溶物insoluble matter,                 passes filter test
磷酸酶phosphatases,                     none detected
蛋白酶proteases,                        none detected
游離酸free acid (as CH3COOH)            ≤0.01% 
蒸發(fā)殘渣evapn. residue                  ≤0.003%
折光率refractive index n20/D            1.407
 Al:                                   0.5 ppm
 Ba:                                   0.1 ppm
 Bi:                                   0.1 ppm
 Ca:                                   0.5 ppm
 Cd:                                   0.05 ppm
 Co:                                   0.02 ppm
 Cr:                                   0.02 ppm
 Cu:                                   0.02 ppm
 Fe:                                   0.1 ppm
 K:                                    0.5 ppm
 Li:                                   0.1 ppm
 Mg:                                   0.1 ppm
 Mn:                                   0.02 ppm
 Mo:                                   0.1 ppm
 Na:                                   0.5 ppm
 Ni:                                   0.02 ppm
 Pb:                                   0.1 ppm
 Sr:                                   0.1 ppm
 Zn:                                   0.1 ppm
λ neat
紫外吸光值UV absorption
 λ: 260 nm                             ≤0.06
 λ: 280 nm                             ≤0.06
貯存    密封陰涼處保存。
用途    脂肪、樹脂、生物堿的溶劑, 測定牛乳中的脂肪, 測定鐵、硅、釷及雜醇油等。也用于鐵、鈷、銅鹽和二苯碳酰二肼的絡(luò)合萃取。氯化鋰與其他堿金屬氯化物的分離。
聯(lián)合國編號 1105
Risk: R10- R20/22-
Safety :    S16-
Hazard :    Xn -
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