GB - Chinese national standards

Technological principle and methods for enactment of local water pollutant emission standard

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Pressure sensing device

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Rubber components for solar photovolataic

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallurgical equipment—Couplings—Test methods,inspecting rules and accptance codes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallurgical equipment—Couplings—Test methods,inspecting rules and acceptance codes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Dragon boat

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal tar—Determination of sodium, calcium, magnesium and iron content—Inductively coupled plasma optical emission spectrometry

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal tar—Determination of sulfur and nitrogen content

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Pitch products of coal carbonization—Determination of mesophase content—Microscopical analysis by reflected light

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal tar—Determination of component content—Gas chromatography-mass spectrometry and thermogravimetry

Available languages: English, Chinese

Available design: electronic design (pdf), Print design