產(chǎn)品詳情
| 檢驗(yàn)項(xiàng)目 | 指標(biāo) | 檢驗(yàn)結(jié)果 |
感官 | 淡黃色粉末狀 | 淡黃色粉末狀 |
| 水分% | ≤6 | 3.13 |
| 灰分% | ≤15 | 11.25 |
| 總氮含量% | ≥8.5 | 9.25 |
| PH值 | 4.5-7.0 | 6.15 |
| 氨氮含量% | ≥1.5 | 2.25 |
| 保質(zhì)期 | 12個(gè)月 | |
大豆蛋白胨是以大豆或豆粕為原料，運(yùn)用蛋白酶采用大豆蛋白胨生產(chǎn)工藝進(jìn)行酶切，再經(jīng)粗濾、精濾、濃縮、噴霧干燥而成。為淡黃色或微黃棕色粉末，具有特殊的氣味，有較強(qiáng)的引濕性，系蛋白質(zhì)水解的中間產(chǎn)物?？股鼗蚣?xì)菌發(fā)酵時(shí)使用的重要培養(yǎng)基成分。
Soybean peptone is made of soybean or soybean meal as raw material, using protease using soybean peptone production process for enzymatic digestion, and then through coarse filtration, fine filtration, concentration, and spray drying. It is a light yellow or yellowish brown powder, with a special odor, strong hygroscopicity, and is an intermediate product of protein hydrolysis. An important medium component used in the fermentation of antibiotics or bacteria.
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