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GB/T 6594.2-2003
Plastics--Polystyrene(PS) moulding and extrusion materials--Part 2: Preparation of testspecimens and determination of properties
GB/T 2546.2-2003
Plastics--Polypropylene(PP) moulding and extrusion materials--Part 2: Preparation of test specimens and determination of properties
GB/T 18964.2-2003
Plastics--Impact-resistant polystyrene(PS-I) moulding and extrusion materials--Part 2: Preparation of test specimens and determination of properties
GB/T 17037.4-2003
Plastic--Injection moulding of test specimens of thermoplastic materials--Part 4: Determination of moulding shrinkage
GB/T 17037.3-2003
Plastics--Injection moulding of test specimens of thermoplastic materials--Part 3: Small plates
GB/T 7139-2002
Plastics--Vinyl chloride homopolymers and copolymers--Determination of chlorine content
GB/T 3400-2002
Plastics--Homopolymer and copolymer resins of vinyl chloeride for general use--Determination of plasticizer absorption at room temperature
GB/T 9349-2002
Determination of thermal stabitity of poly(vinyl chloride) related chlorine-containing homopolymers and copolymers and their compounds--Discoloration method
GB/T 2917.1-2002
Determination of compounds and products based on vingl chloride homopolymers and copolymers to evolve hydrogen chloride and any other acidic products at elevoted temperatures--Congo red method
GB/T 12598-2001
Determination for sphericity of ion exchange resins after attrition or osmotic-attrition
GB/T 3682-2000
Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
GB/T 1633-2000
Plastics--Thermoplastic materials--Determination of Vicat softening temperature(VST)
GB/T 1845.1-1999
Polyethylene(PE) moulding and extrusion materials--Part 1:Designation system and basis for specifications
GB/T 6594.1-1998
Polystyrene (PS) moulding and extrusion materials--Part 1:Designation system and basis for specifications
GB/T 17037.1-1997
Injection moulding of test specimens of thermoplastic materials--Part 1:General principles and moulding of multipurpose and bar test specimens
GB/T 15593-1995
Plasticized polyvinyl chloride (PVC) compounds for transfusion (infusion) equipment
GB 15592-1995
Paste polyvinyl chloride resins
GB/T 14572-1993
Rules for inspecting，marking，packing，storing and transporting of thermoplastic materials
GB/T 13455-1992
Plastics--Aminoplastic moulding materials--Determination of volatile matter
GB 13454-1992
Plastics--Aminoplastic moulding materials--Specification