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

建立了三甲基气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谱图以及谱峰对应一级质谱图。对谱图进行分析归纳,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谱图以及液相谱峰对应的一级质谱图。对谱图进行纳,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含分析方法。

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.

结果得到金霉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,推测金霉样品中含有四、向异构四和向异构金霉杂质组分。

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，用一定方法使色谱图可见。

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

建立了吲哚的气相色含量测定分析方法。

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以及液相色峰对应的一级质。对进行分析归纳,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图以及液相峰对应的一级质图。对图进行分析,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.

建立了三甲基吲哚的气相色含量测定分析方法。

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图以及液相色峰对应的一图。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、构四环素和构金霉素杂质组分。

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。