| 摘要 |
PCT No. PCT/GB93/00155 Sec. 371 Date Jun. 24, 1994 Sec. 102(e) Date Jun. 24, 1994 PCT Filed Jan. 25, 1993 PCT Pub. No. WO93/15403 PCT Pub. Date Aug. 5, 1993Diacetyl, especially resulting from spoilage of chilled red meat, is monitored by exposing an aromatic ortho-diamine at acidic pH to an environment containing, or possibly containing, diacetyl and detecting any change in absorption or reflection of electromagnetic radiation due to the ortho-diamine. |
