| 摘要 |
PCT No. PCT/US90/05858 Sec. 371 Date Jun. 6, 1991 Sec. 102(e) Date Jun. 6, 1991 PCT Filed Oct. 11, 1990.A composition that provides improved chillproofing of beer and other beverages is disclosed. The composition comprises a silica gel reacted with a metal, said metal having the capability of being sorbed and desorbed from the silica gel in response to pH and concentration changes.
|
