又大又硬又黄的免费视频,精品女同一区二区,国产精品伦一区二区三级视频,亚洲精品无码乱码成人,国产电影无码午夜在线播放

Natural Colors

1.Product information:


Product Name

Gardenia blue

Product source

Gardenia fruit was used as raw material and processed by extraction, refining and drying.

Product characteristics

Dark blue powder, easily soluble in water, insoluble in oil, bright blue in aqueous solution, color tone is not affected by pH, strong dyeing power to protein and general photostability.

Standard

國家標準

Storage method / shelf life

Store in a dark, cool and dry place after sealing / 12 months


2.Product specification:


E1% 1cm30—E1% 1cm150 powder. In addition to conventional products, it can provide dark blue, sky blue and purple blue products; It can provide products with good acid resistance (no precipitation at pH 2.5) and good light resistance.


3.Product indroduction


Gardenia blue is made by using the geniposide in the gardenia fruit through enzymatic hydrolysis, fermentation, refining and other processes. Dark blue powder, easily soluble in water but insoluble in fat. The aqueous solution is bright blue, the hue is not affected by pH, the hue is stable at pH 4.0-10.0, precipitation is prone to occur at pH <3.0 (normal), and the pH 2.5-4.0 does not precipitate (acid resistance). It has strong staining power to protein and general light stability.



Features:

Strong acid resistance

4.Product appearance and application cases:



主站蜘蛛池模板: 亚洲欧美闷骚影院| 护士奶头又白又大又好摸视频| 亚洲av无码1区2区久久| 刺激性视频黄页| 国产精品久久久久9999小说| 国产精品久久久久aaaa| 男人下部进女人下部视频| а中文在线天堂| 久久夜色精品国产亚洲av动态图| 性久久久久久| 国产激情内射在线影院| 国产精品综合色区在线观看| 久久天天躁狠狠躁夜夜 | 亚洲精品无码专区| 无码人妻aⅴ一区二区三区| 狠狠人妻久久久久久综合蜜桃| 国产亚洲无线码一区二区| 国产精品视频全国免费观看| 蜜桃成人无码区免费视频网站| 免费人成自慰网站| 天堂中文官网在线| 国产情侣草莓视频在线| 亚洲午夜无码av毛片久久| 日韩精品无码一本二本三本色 | 亚洲日本欧美日韩中文字幕| 性色av 一区二区三区| 小寡妇好紧进去了好大看视频 | 色综合久久蜜芽国产精品| 国产香蕉国产精品偷在线| 久久精品www人人爽人人| 日本精品少妇一区二区三区| 亚洲av无码精品色午夜蛋壳| 午夜不卡av免费| 女的被弄到高潮娇喘喷水视频| 人人草人人做人人爱| 国产成人a亚洲精v品无码| 国产精品 视频一区 二区三区| 一本久道综合在线无码88| 中文字幕人妻丝袜成熟乱| 国产gay男性奴视频网站| 三年片免费观看大全国语动漫|