GB 40070-2021

Active

Hygienic requirements of study products for myopia prevention and control in children and adolescents

儿童青少年学习用品近视防控卫生要求

Standard Type
GB
ICS
13.100
CCS
C56
Status
现行
Issue Date
2021-02-20
Implementation
2022-03-01
Responsible Dept
国家疾控局
Drafting Unit
N/A