供應間苯二甲酸
間苯二甲酸          規(guī)格:  98.0%        產(chǎn)地:德國            包裝:  200kg/桶          價格:6000元/噸

間苯二甲酸

Isophthalic  acid

CAS號：121-91-5        MDL號：MFCD00002516  

Beilstein  1909332    EINECS號：204-506-4  

分  子  式：C8H6O4；C6H4-1,3-(CO2H2)    

分  子  量：166.13  

別名：  1,3-苯二甲酸;間苯二甲酸;間酞酸;異苯二甲酸;異酞酸    

英文名稱：Isophthalic  acid  

化學性質(zhì)：白色結晶性粉未。易燃。低毒。熱至325℃以上升華而不溶化。易溶于甲醇、乙醇、丙酮和冰乙酸，微溶于沸水、幾乎不溶于苯、甲苯和石油醚。有刺激性。水中溶解度:0.01g/100ml  (25  C)

密度：1.507

熔點：345-348℃  

  

質(zhì)量標準  

項目Item                                                                                                  分析純（AR）

外觀Appearance                                                                                  白色至白色結晶粉未

純度Purity                                                                                          >99.0%  (GC)  

堿液溶解試驗Solubility  in  ImoI/L  NaOH                                    溶液透明

硫酸鹽灰分Sulfated  ash                                                                  <0.0015%

Fe                                                                                                          <2  PPM

Co                                                                                                          <1  PPM

Mn                                                                                                          <2  PPM

間甲苯甲酸m-toluic  acid：                                                            <0.015%

3-羧基苯甲醚3-carboxy  benzaldehyde：                                      <0.002%

  

項目                                                                                                      化學純（CP）

含量Assay                                                                                            ≥98.0%

鐵Fe                                                                                                      ≤  0.002%

灼燒殘渣Residue  ignition                                                              ≤  0.020%  

儲存方式：密封保存

用途：  用作色譜分析試劑，也用于有機合成

聯(lián)合國編號

Risk：

Safety：S24/25

Hazard：