Cart:
 |
GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 17225-2017 |
Hygienic requirements of microclimate for heating classroom in middle and elementary school 中小学校采暖教室微小气候卫生要求 |
China National Standards classroom |
 English PDF |
| GB/T 17226-2017 |
Hygienic requirements of classroom ventilation in middle and elementary school 中小学校教室换气卫生要求 |
China National Standards classroom |
English PDF |
| GB 8772-2011 |
Hygienic standard for seat arrangement and illumination in classroom with television 电视教室座位布置范围和照度卫生标准 |
China National Standards classroom |
English PDF |
| GB/T 17226-1998 |
Health standard of classroom ventilation in element-ary and secondary school 中小学校教室换气卫生标准 |
China National Standards classroom |
English PDF |
| GB/T 17225-1998 |
Standard of heating temperature for classroomof elementary and secondary school 中小学校教室采暖温度标准 |
China National Standards classroom |
English PDF |
| Find out:5Items | To Page of: First -Previous-Next -Last | 1 |
+86-755-25831330
