| 其他書名 | the effects of NaHCO3 and NH4Cl upon the penetration into valonia of trivalent and pentavalent arsenic at various H ion concentrations. V. |
| 出版 | U.S. Government Printing Office, 1925 |
| URL | http://books.google.com.hk/books?id=t20IAAAAIAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |