Examples of humectants include lactic acid, urea (the urea found in creams is synthetically produced by combining one molecule of carbon dioxide with two molecules of ammonia and not obtained from urine), hyaluronic acid (able to retain 1000 times its weight of water), propylene glycol, glycerin, sorbitol, gelatin, lecithin, sodium pyrrolidone carboxylic acid, and butylene glycol.

常見的濕潤(rùn)劑有乳酸性欧美69式XXXX，尿素（面霜里的尿素來自于二氧化碳和氨分子的合成而不是從尿中提取的），透明質(zhì)酸（能保持自身成分1000倍的水分）色屁屁影院www免费看国产馆，丙二醇h黄a片免费在线观看，丙三醇，山梨糖醇最新国产色，明膠浮力黄毛片一级播放，卵磷脂，吡咯鈉国产精品久久久厕所偷窥盗摄，羧基酸和丁二醇亚洲综合第三页。

In order to optimize an effective combined preservative applied to the orange juice preservation, the authors studied the synergistic effect of biological and chemical combined preservative which contained Nisin, potassium sorbate, EDTA and sodium isoascorbate in preservation of orange juice compared to preservation effect of each aforementioned additive in individual use. Results show that the growth of microorganisms can not be inhibited completely using each aforementioned additive in single use.

該文以天然生物防腐劑乳酸鏈球菌素、化學(xué)防腐劑山梨酸鉀中文无码在线视频伊人、乙二胺四乙酸以及食品抗氧化劑異Vc鈉為原料激情国产手机视频在线观看，對(duì)通過復(fù)配后得到的各組復(fù)合型防腐劑在橙汁保鮮中的協(xié)同增效作用進(jìn)行研究，并且與單一的防腐劑保鮮效果進(jìn)行比較久久久轮奸视频，得出一組適合在橙汁中使用的高效復(fù)合型防腐劑日韩精品爆乳蜜桃视频在线。

Furthermore, different methods of storage and preservation (1.0% benzoic acid, 1.0% sorbic acid, 0.05% and 0.5% dialdehyde starch) were compared to conventional preservation procedures.

此外， 存儲(chǔ)和保存的不同的方法(1.0%安息香的酸国产精品日韩在线观看最大， 1.0%山梨酸一级在线免费WWw， 0.05%并且0.5% dialdehyde淀粉)與常規(guī)的保存過程相比。

In the experiments of preservation, the best carbohydrate for spermatozoa preservation was Glucose, then was Saccharose, but the difference between them was not obvious, next was L- Sorbose, next was D -Fructose, the last one was D -Xylose.

在不同糖類進(jìn)行比較的過程中清纯唯美色五月，發(fā)現(xiàn)加入糖后的精子保存液比未加的保存效果要好黄色网站网址入口，但不同糖類的效果又有差別，保存的時(shí)間為：葡萄糖〉蔗糖〉L-山梨糖〉D-果糖〉D-木糖大粗鳮巴r人妻文。

The moisture sorption isotherms of the dried beef added sorbitol with different amounts were made to determine the reduction degree of water activity in this paper.

通過在牛肉干中添加不同比例的山梨糖醇www.丝袜.com，然后對(duì)制成的產(chǎn)品進(jìn)行等溫吸濕線的測(cè)定，了解其降低水分活度的效果，并對(duì)所測(cè)定的等溫吸濕線進(jìn)行了數(shù)值回歸全免国内国外A片。

The moisture sorption isotherm s of the dried beef added sorbitol with different amounts were made to determine the reduction degree of water activity in this paper.

通過在牛肉干中添加不同比例的山梨糖醇操操操操操操黄片免费看，然后對(duì)制成的產(chǎn)品進(jìn)行等溫吸濕線的測(cè)定，了解其降低水分活度的效果玖性殴美，并對(duì)所測(cè)定的等溫吸濕線進(jìn)行了數(shù)值回歸最新高清麻豆AV在线播放。

The results showed that 3% to 5% propionic acid solution had better preservative action by soaking the sorosis for three minutes under normal atmospheric temperature;and 0.5% propionic acid,potassium sorbic acid and sodium benzoic acid solution all had better preservative action under low temperature of 5℃ to 8℃.

結(jié)果表明，在常溫下手机看片人人干日韩不卡z，3～ 5 %的丙酸溶液浸果 3 min具有較好的防腐作用樱花草黄色一级视频；在 5～ 8℃的低溫條件下，0 色玖玖在线。5 %濃度的丙酸com.在线久久特、山梨酸鉀和苯甲酸鈉浸果 2 min均能達(dá)到較好的防腐效果。

The results showed that depending relatively largely on temperature, the solubility of xylitol decreased with adding ethanol and increased with adding impurities such as sorbitol or adonitol.

結(jié)果表明高潮毛片无遮挡高清视频播放，木糖醇屬于溶解度溫度系數(shù)較大的一類物質(zhì)ww.黄色视频；乙醇的加入可降低木糖醇的溶解度；而阿東糖醇日本乱伦精品网、山梨醇等雜質(zhì)會(huì)適當(dāng)增大木糖醇的溶解度国产一级特黄大片色视频泰斯特。

Trehalose、adonitol超碰av在线免费观看、sucrose免费毛片网址、lactose、maltodextrin视频黄页大全、Na glutamate青草一区二区视频、glycerol、sorbitol were good cryoprotectants. The efects of cryoprotectants in different suspension medium was obvious various skim milk was a excellent cryoprotectants.

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Result: Glutin could make the absorption of jatrorrhizine, coptisine, berberine and total alkaloids increased by 30%. Tween 80 and arabic gum did not affect the absorption of berberine, but inhibit that of other alkaloids. There had no influence of lecithin on the absorption of alkaloids.

結(jié)果：明膠使藥根堿、黃連堿亚洲一区网址、小檗堿和總生物堿的吸收均提高約30%人人夜夜揉r精品国产；聚山梨醇酯和阿拉伯樹膠對(duì)小檗堿的吸收無影響日本久久枸一，而抑制其他3種生物堿和總堿的吸收；卵磷脂幾乎不影響各生物堿的吸收黄片AA片播放久久久。