Home / Standards / GB/T 19904-2005 GB/T 19904-2005 Active Electrochemical oxygenmeter for medical hyperbaric oxygen chamber 医用氧舱用电化学式测氧仪 Standard Type GBT ICS 71.040.40 CCS N53 Status 现行 Issue Date 2005-09-14 Implementation 2006-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委