氢气没有找到呢!在BP 2010中有提到一般试剂的要求
British Pharmacopoeia Volume IV
Appendices
Appendix I A. General Reagents
Hydrogen
Hydrogen H2 = 2.02 (1333-74-0)
Laboratory cylinder grade of commerce containing not less than 99.95% v/v of H2.
在EP 8.0中有氩气,谢谢你!希望哪位老师能分享一下氢气的相关标准,我们这边有使用到氢气做氢化反应呢!谢谢!