This part of JB/T 7758 specifies the method for determining the fluorine content of flexible graphite plates using alkali fusion and ion selective electrode methods. This section is applicable to the determination of fluorine content of flexible graphite plates, and the measurement range is (1 ~ 1000) μg/g.
JB/T 7758.1-2008 history
2008JB/T 7758.1-2008 Test method for F content in flexible graphite sheets
1995JB/T 7758.1-1995 Method for Determination of Fluorine Content in Flexible Graphite Plate