JIS K 6870:1995

This Japanese Industrial Standard specifies the polystyrene moulding materials, hereinafter referred to as the \"moulding materials\". this standard applies to moulding materials to which blueing agents, antioxidants, lubricants, or polymerization assistants are added. it does not apply to special types of moulding materials, such as coloured type, light-stabilized type, anti-electrification type, noninflammable type, and filler compounding type, and so forth.