国产精品一二-日韩高清中文字幕-男人天堂手机在线-精品一区av-三年中文在线观看免费版英语-亚洲最新中文字幕-波多野结衣高清在线-福利在线一区-欧美高清日韩-尤物视频在线观看国产性感-亚洲视色-精品视频在线视频-在线播放日韩欧美-国产精品久久不能-网页你懂得

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(guó)家標(biāo)準(zhǔn)

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: