Home / Standards / GB/T 25968-2010 GB/T 25968-2010 Active Test methods of solar transmittance and solar absorptance of materials by spectrophotometry 分光光度计测量材料的太阳透射比和太阳吸收比试验方法 Standard Type GBT ICS 27.160 CCS F01 Status 现行 Issue Date 2011-01-10 Implementation 2011-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委