Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 11555-1986
Scope
This standard specifies a method for testing arsenic in the surface glaze of ceramics and enamel (enamel) food utensils using 4% acetic acid solution by leaching or boiling.
CNS 11555-1986 history
1986CNS 11555-1986 Method of Test for Arsenic Extracted From Glazed Ceramic or Porcelain Enamel Surfaces of Food Utensils Containers