GB/T 33317-2016 stipulates the determination method of hexamethylenetetramine content in plastic phenolic resin, covering Kjeldahl nitrogen determination method, perchloric acid method and muriatic acid method. The standard specifies the scope of application and determination principle, makes detailed requirements on equipment, reagent materials, operation steps, result calculation, etc., standardizes the precision of the three methods, etc., provides scientific and unified technical specifications for the accurate determination of hexamethylenetramine content in phenolic resin, and helps product mass control.
| Status | Active |
|---|---|
| CCS | G31 | ICS | 83.080.01 |
| Release Date | 2016-12-13 00:00:00 | Implementation Date | 2017-07-01 00:00:00 |