The provisions are standard in all mandatory. First of all, provides for strict standards for student supplies (including Crayons, crayons, watercolor paints, watercolors, pen, eraser, altered products, rubber cement, etc.) in the 8 to move elements (including antimony, arsenic, barium, cadmium, chromium, lead , Mercury, selenium), the largest limited. Such as: crayons and rubber cement in the lead content will not exceed 90 mg / kg; Oil painting stick in chromium should not exceed 60 mg per kg; altered products in the mercury content must not more than 60 mg / kg, and so on.
At the same time, the standard of students in the stationery of formaldehyde, benzene two of the most hazardous substances are limited to clearly defined. Altered products (correction fluid, with amendments and amendments to the pen), the organic solvent benzene content should not exceed 10 mg / kg, and should not contain chlorinated hydrocarbons; school bags, pen pouch used in fabrics and accessories in the formaldehyde content of no more than 300 Mg / kg.
