A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气色谱含量测定分析方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样色谱图以及色谱峰对应的一级质谱图。对谱图进行分析归纳,推测金霉素样中含有四环素、差向异构四环素和差向异构金霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥完后，用一定方法使色谱图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气相色谱含量测定方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到样品液相色谱图以及液相色谱峰对应的一级质谱图。对谱图进行归纳,推测样品中含有四环、差向异构四环和差向异构杂质组。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色谱图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气相色谱含量测定分析方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果霉素样品液相色谱图以及液相色谱峰对应的一级质谱图。对谱图进行分析归纳,推测霉素样品中含有四环素、差向异构四环素和差向异构霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色谱图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气相色谱含量测定方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金品液相色谱图以及液相色谱峰对应的一级质谱图。对谱图进行归纳,推测金品中含有四环、差向异构四环和差向异构金杂质组。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色谱图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气相色含量测定分方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液相色图以及液相色峰对应的一级质图。对图进行分归纳,推测金霉素样品中含有素、差向异素和差向异金霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立基吲哚的气相色谱含量测定分析方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液相色谱以及液相色谱峰对应的一级质谱。对谱进行分析归纳,推测金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色谱可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的含量测定分析方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液图以及液峰对应的一级质图。对图进行分析归纳,推测金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚气相色谱含量分析方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液相色谱图以及液相色谱峰一级质谱图。谱图进行分析归纳,推金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组分。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一方法使色谱图可见。

A gas chromatogram method to detect 3- methylindole content is est ablished.

建立了三甲基吲哚的气相色谱含量测定方法。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液相色谱图以及液相色谱峰对应的一级质谱图。对谱图归纳,推测金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组。

When the solent front move to the other end，take the paper or plate out of the chamber.After the solvent is vapourized，make the chromatogram visiable by some means.

当溶剂前沿移动到另外一端时，把纸带或板从展开缸里拿出来。等溶剂挥发完后，用一定方法使色谱图可见。