hat
Etazini Pharmacopoeia (USP) ak konpresyon gaz Asosyasyon (CGA) Klas A presize oksijèn medikal klas yo pa dwe mwens pase 99.0% pa volim, ak National Fire Protection Association a presize USP medikal klas oksijèn.
eng
The United States Pharmacopoeia (USP) and Compressed Gas Association (CGA) Grade A specify medical grade oxygen to be not less than 99.0% by volume, and the National Fire Protection Association specifies USP medical grade oxygen.