Dimension: 450(W)×420(D)mm (chair seat); 415(W)×290(H)mm(chair back);
Height adjustable between about: 420mm～570mm or 580mm～850mm;
Surface resistance: 107～109 Ω;
System resistance:5×108Ω;
Purify the class: 10~100 class;
Main material: Foaming PU without Air and cold-roll steel sheets of δ=3mm;
Color: dark or blue;
Specification:High strength die-casing chroming A-alloy five-star-foot, high strength durable nylon castor, static electricity conductive, fixed foot seat is vailable,the chair back is up-down adjustable.conductive metal chain