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.

常見的濕潤劑有乳酸黄色视频240版，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）女生被操的喷水视频，丙二醇毛片手机在线，丙三醇，山梨糖醇国产盗摄无遮挡裸体视频，明膠特黄特色的大片观看免费视频，卵磷脂，吡咯鈉免费人成A片在线视频，羧基酸和丁二醇又插又爽的视频免费。

During mixed fermentation, two peaks existed in production of 2-keto-L-gulonic acid, including 8～20 hours and 24～40 hours; the activity of L-sorbose dehydrase increased rapidly and 2-keto-L-gulonic acid reductase slowly.

在流加糖發(fā)酵過程中，2-酮基-L-古龍酸的合成有兩個高峰期：8～20小時和24～40小時高峰期91色老久久精品偷偷鲁无毒。L-山梨糖脫氫酶總酶活迅速上升欧美视频自拍日韩在线观看免费网站，2-酮基-L-古龍酸還原酶活性始終呈平緩上升趨勢。

Too much sorbitol trapped in eye and nerve cells can damage these cells, leading to retinopathy and neuropathy.

太多山梨糖醇積蓄在眼睛和神經(jīng)細(xì)胞里有可能損壞這些細(xì)胞亚洲性夜夜综合久久麻豆，導(dǎo)致視網(wǎng)膜病變retinopathy 和神經(jīng)性病變黄网站直接看。

Including xylitol, sorbitol, taste sweet and cool, are often used for "sugar-free food."

包括木糖醇、山梨糖醇等未满进入的黄色网站，口感甜而清涼女人超碰黃色，常常被用于"無糖食品"。

The same is true when the problem comes from sorbitol or fructose. 2 In these cases, avoiding the offending supplement or food brings rapid relief.

同樣是真正的問題時一级作爱视频无遮拦，從山梨糖醇或果糖來亚洲欧美色A片一区二区三区。2在這些情況下，避免了違法的補(bǔ)充或食物帶來的快速救援欧美A片一级免费黄色视频。

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中文字幕精品视频在线观看，然后對制成的產(chǎn)品進(jìn)行等溫吸濕線的測定，了解其降低水分活度的效果国产美女精品色好看，并對所測定的等溫吸濕線進(jìn)行了數(shù)值回歸97网友上传精品免费视频。

Results Two bicyclic azasugars and a thiosugar were produced from L-sorbose in several steps.

結(jié)果 經(jīng)幾步反應(yīng)成功地從L-山梨糖合成了三種雙環(huán)氮雜糖和硫雜糖。

AmeriSweet Packets contain: sucralose,maltodextrine ,xylitol,sorbitol and silicon dioxide

AmeriSweet主要成分為：三氯蔗糖美女在线A级毛片，麥芽糊精超碰公开在线久，木糖醇亚洲h版在线，進(jìn)口山梨糖醇和二氧化硅

The adsorption isotherms for mixture of xylose and sorbinose on 732Ca〓 and 732Fe〓 ion exchange resins are measured. All the linear equilibrium relationships are obtained in the experimental condition. The adsorption selectivity of 732Fe〓 is preferred.

本文用靜態(tài)法測定了木糖—山梨糖混合溶液在732Ca〓型和732Fe〓型樹脂上的吸附平衡關(guān)系，結(jié)果表明黄色视频图片一区，在實(shí)驗濃度范圍內(nèi)国产AV一区网站，吸附等溫線為線性，732Fe〓型樹脂的吸附選擇性優(yōu)于732Ca〓型樹脂国产在线视频。。

N-(2-hydroxyethyl)-glucamine was dehydrogenated to 6-(2-droxyethyl) amino-6-deoxy-a-L-sorbofiuanose the key intermediate of miglitol by the resting cells of Gluconobater oxydans Gouv2007 through aeration. 6-(2-Droxyethyl) amino-6-deoxy-a-L-sorbofiuanose was hydrogenated catalyticlly to miglitol. In the transformation of N-(2-hydroxyethyl)-glucamine to miglitol, the transformation rate was 77.3%.

氧化葡萄糖酸桿菌Gouv2007的靜息細(xì)胞在通氣下氧化N-羥乙基葡糖胺脫氫生成米格列醇的前體物質(zhì)6-脫氧－6-羥乙基氨基－α-L-呋喃山梨糖久久a爱视频，再催化加氫生成米格列醇，對從N-羥乙基葡糖胺生成米格列醇的底物轉(zhuǎn)化率為77.3%男女综合网。