GB - Chinese national standards

Plastics—Methods of exposure to laboratory light sources—Part 1:General guidance

Available languages: English, Chinese

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Plastics—Methods of exposure to laboratory light sources—Part 2: Xenon-arc lamps

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Methods of exposure to laboratory light sources—Part 3: Fluorescent UV lamps

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Methods of exposure to laboratory light sources—Part 4: Open-flame carbon-arc lamps

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Safety regulation for metal and nonmetal mines

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Determination for minimum explosive concentration of dust clouds

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Risk assessment and characteristic parameter determination methods of combustible dust explosion

Available languages: English, Chinese

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Determination for maximumexplosion pressure and maximum rate of pressure rise of dust cloud

Available languages: English, Chinese

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Determination for electrical resistivity of dust layers

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Determination of the minimum ignition energy of dust cloud

Available languages: English, Chinese

Available design: electronic design (pdf), Print design