供應(yīng)正辛酸
正辛酸      規(guī)格:  99%          產(chǎn)地:  比利時(shí)/美國(guó)            包裝:  200kg/桶      價(jià)格:8000元/噸

正辛酸  

n-Octanoic  acid  

Cas號(hào):124-07-2        MDL:    --MFCD00004429    

Beilstein    1747180    EINECS:    --204-677-5    

分子式  C8H16O2；  CH3(CH2)6COOH  

分子量  144.21  

別名正  辛酸;正辛酸鋰;辛酸;羊脂酸;正辛酸(羊脂酸);辛酸

Caprylic  acid  

分子結(jié)構(gòu)式    

性狀  無(wú)色油狀液體，略有不愉快氣味。溶于醇和醚，水中溶解度:0.68  g/L  (20°C)。

密度:    0.91    

熔點(diǎn):    15-17  °C  

沸點(diǎn):    238  °C  

閃點(diǎn):    110  °C  

折光率nD20:    1.428      

        

質(zhì)量標(biāo)準(zhǔn)      

    項(xiàng)目                                                                        分析純          

                                                                                (AR)  

純度Purity                                                            ≥99.0%  (GC)  

酸值A(chǔ)cid  value，mgKOH/g                                  385-390

碘值Iodine  value                                                

<0.5  g  I2/100  g  >熔點(diǎn)Melting  point                                              14-17°C  

皂化值Saponification  value，mgKOH/g          385-392  

水分Water                                                              ≤0.2%  

未皂化值unsap.matter                                        ≤1.0%  

色澤Colour（Lovibond  5%）：　R                    ≤0.2  

                                                          Y                    ≤1  

  

項(xiàng)目                                                                        化學(xué)純          

                                                                                  (CP)  

含量Assay                                                              ≥98.0%    

結(jié)晶點(diǎn)Freeging  point，℃                                ≥9.0    

相對(duì)密度Specific  gravity  (20/20°C)          0.905～0.915    

折光率Refractive  index  n20/D                        1.427～1.429    

灼燒殘?jiān)黂esidue  ignition                                ≤0.05%        

貯存  密封陰涼干燥保存。  

用途  氣相色譜分析標(biāo)準(zhǔn)。防腐劑。殺菌劑。香料、染料、增塑劑、潤(rùn)滑劑的制造。  

聯(lián)合國(guó)編號(hào)  3265  

Risk：    R34-    

Safety  :    S25  -  S36/37/39  -  S45  -    

Hazard  :    C  -