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Industrial Acrylonitrile—Determination of Purity and Impurity Content by Gas Chromatography (1)

 Last Update: 2022-01-11
 Source: Internet
 Author: User

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1 Scope

2 Normative references

The clauses in the following documents become clauses of this part after being quoted in this part of GB/T7717

GB/T3723 General rules for the safety of sampling of industrial chemical products (GB/T3723-1999, idtISO3165:1976)

GB/T6283 Determination of water content in chemical products Karl Fischer method (general method)

GB/T6680 General Rules for Sampling of Liquid Chemical Products

GB/T7717.

GB/T8170 Numerical rounding rules

3 Method summary

After the liquid sample is vaporized, it passes through a capillary chromatographic column to separate the components to be measured, and is detected by a hydrogen flame ionization detector (FID).

4 Reagents and materials

5 Instruments

6 sampling

Take samples according to the technical requirements specified in GB/T3723 and GB/T6680
.

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