GB/T 685 - 2013 formulates specifications for chemical reagent formaldehyde solution. It specifies the technical requirements of formaldehyde solution, covering concentration, Appearance, impurity content and other indicators. Detailed inspection rules, including sampling methods, inspection items and judgment criteria. Provide accurate test methods, such as specific operation steps and required instruments for concentration determination. The standard helps manufacturers control the mass of formaldehyde solution, provide high-quality reagents that meet the standards for scientific research, chemical industry and other fields, and ensure the accuracy and safety of related experiments and production activities.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | G63 | ICS | 71.040.30 |
| Release Date | 2013-12-31 00:00:00 | Implementation Date | 2014-08-01 00:00:00 |