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北京科益恒達(dá)科技有限公司>>技術(shù)文章>>丙烯酸羥乙酯等樣品檢測(cè)分析

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丙烯酸羥乙酯等樣品檢測(cè)分析

閱讀:662        發(fā)布時(shí)間:2014-12-18

用SP-5680型氣相色譜儀分別對(duì)(甲基)丙烯酸羥乙酯單酯和二酯含量進(jìn)行了分析。色譜填充柱以鄰苯二甲酸二癸酯分離效果,保留時(shí)間適中。確定用苯乙酮作內(nèi)標(biāo),測(cè)定丙烯酸羥乙酯的單酯和二酯;用鄰二甲苯和癸酸甲酯作內(nèi)標(biāo)測(cè)定甲基丙烯酸羥乙酯的單酯和二酯。單酯測(cè)定精密度較高,將所測(cè)得的二酯換算成單酯后,加上單酯測(cè)定結(jié)果,與化學(xué)分析和分光光度法所得總酯量吻合。

樣品分析報(bào)告

色譜柱:CB-225                         規(guī)  格:60m×0.32mm×0.50μm 

評(píng)價(jià)條件: 

        汽化溫度:220 ℃                        測(cè) 器:FID,250 

        柱    溫:170℃恒溫                   柱前壓:0.07Mpa

 

1#樣品:丙烯酸羥乙酯

 

 

 
 

 

 

───────────────────────────

序號(hào)   保留時(shí)間 名稱           峰面積%    峰面積      

───────────────────────────

1      9.037                   0.05003    4270        

2      10.307                  0.2068     17653       

3      11.389                  0.3516     30008       

4      12.748                  0.1139     9721        

5      14.343                  0.03851    3287        

6      15.128   丙烯酸羥乙酯   93.38      7970398     

7      15.818                  0.03661    3125        

8      18.512                  1.337      114075      

9      19.583                  0.06458    5512        

10     23.320                  0.05178    4419        

11     30.465                  4.03       344000      

12     41.435                  0.2574     21966       

13     44.847                  0.07941    6778        

───────────────────────────

 

 

2#樣品:丙烯酸羥丙酯

 

 

 
 

 

 

───────────────────────────

序號(hào)   保留時(shí)間 名稱           峰面積%    峰面積      

───────────────────────────

1      9.024                   0.2182     13561       

2      10.193                  0.1746     10849       

3      10.440                  0.07647    4753        

4      11.403                  0.2266     14086       

5      14.476   丙烯酸羥丙酯   64.42      4003764     

6      14.958                  30.6       1901738     

7      15.938                  0.1872     11634       

8      16.383                  0.09479    5891        

9      17.512                  0.0669     4158        

10     18.262                  0.4548     28265       

11     19.184                  0.05617    3491        

12     25.869                  0.7828     48649       

13     26.461                  0.4991     31021       

14     26.600                  0.5346     33227       

15     28.483                  0.4452     27671       

16     28.727                  0.3587     22291       

17     29.092                  0.3923     24381       

18     30.767                  0.4106     25521       

───────────────────────────

 

 

 

 

 

 

3#樣品:甲基丙烯酸羥乙酯

 

 

 
 

 

 

─────────────────────────────

序號(hào)   保留時(shí)間 名稱               峰面積%    峰面積      

─────────────────────────────

1      10.306                      0.09791    6428        

2      11.384                      0.1446     9495        

3      12.739                      0.06793    4460        

4      14.313                      0.08262    5425        

5      14.785                      0.1027     6743        

6      15.957                      0.1086     7131        

7      16.931   甲基丙烯酸羥乙酯   94.59      6210644     

8      19.585                      0.1503     9867        

9      24.512                      0.9613     63114       

10     36.050                      3.633      238501      

11     37.571                      0.05828    3827        

─────────────────────────────

 

 

 

 

 

 

 

 

 

 

 

 

 

4#樣品:甲基丙烯酸羥丙酯

 

 

 
 

 

 

─────────────────────────────

序號(hào)   保留時(shí)間 名稱               峰面積%    峰面積      

─────────────────────────────

1      9.008                       0.1224     14894       

2      10.174                      0.1984     24133       

3      10.422                      0.06607    8038        

4      11.386                      0.1846     22455       

5      14.299                      0.2041     24832       

6      14.823                      0.09639    11727       

7      16.280   甲基丙烯酸羥丙酯   71.73      8727149     

8      16.647                      26.01      3164683     

9      22.977                      0.1545     18797       

10     23.633                      0.1699     20668       

11     29.710                      0.2774     33753       

12     31.184                      0.1776     21607       

13     31.417                      0.185      22512       

14     33.292                      0.08528    10375       

15     33.874                      0.228      27741       

16     37.035                      0.1099     13377       

─────────────────────────────

 

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