要进行室内甲醛检测，那么在甲醛检测之前有些东西你一定要了解或者懂得的。就如下面这些：

To carry out indoor formaldehyde detection, then there are some things you must know or understand before formaldehyde detection. It's like this:

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1、检查时间：民用建筑工程应在装修工程完工少七天以后、工程使用前进行；对个人装修家庭建议装修工程完工后一个月以后、 全部家具完全到位一星期以后进行检测。

1. Inspection time: civil construction projects should be carried out at least seven days after the completion of the decoration works and before the use of the project; for individual decoration families, it is suggested that the inspection should be carried out one month after the completion of decoration works and one week after all furniture is fully in place.

2、在封闭过程和检测过程需要注意：不要进行影响测试结果的活动，如吸烟和用燃气灶等。

2. Attention should be paid in the sealing process and testing process: do not carry out activities that affect the test results, such as smoking and using gas stoves.

3、检测过程中：清理干净，不能堆放残余的涂料、油漆、板材等。

3. In the process of detection: clean up and do not pile up the residual paint, paint, plate, etc.

4、人员进入检测环境之前：您应要求检测人员出示相应的职业资格证书，并核实该证书上的照片是否为其本人，否则您可以拒绝该检测人员进行检测。

4. Before the personnel enter the testing environment: you should ask the testing personnel to show the corresponding professional qualification certificate, and verify whether the photo on the certificate is his or her own, otherwise you can refuse the testing personnel.

5、检测人员和其他人员：不得超过 3人，尽量减少人员活动对检测的影响。

5. Testing personnel and other personnel: no more than 3 people, try to reduce the impact of personnel activities on the test.