The "GB 8771-2007 Maximum Limits of Soluble Elements in Pencil Coatings" standard specifies the maximum limits of soluble elements (such as antimony, arsenic, barium, cadmium, chromium, lead, mercury, selenium) in pencil coatings, and provides corresponding test methods and mass assurance measures. The standard applies to various graphite pencils and colored pencils with coatings to ensure their safety to human beings during use. The standard defines the detection limits of coatings, matrix materials and test methods in detail to ensure that the content of harmful elements in coatings meets safety requirements, thereby protecting the health of consumers.
| Status | Active |
|---|---|
| CCS | C56 | ICS | 13.100 |
| Release Date | 2007-06-26 00:00:00 | Implementation Date | 2008-01-01 00:00:00 |