| ≥1 piece |
Gardenia Yellow
Features:1.Be free from contamination
2.Be easy soluble in water,diluted ethanol and propanediol,not soluble in oil.
3.Ph value has almost no influence to its color value.Its steadier than β -carotene in PH4-11.
4.The water solution of the pigment has a brightand stable golden-yellowish hue, especially in alkaline soluble, with the absorbtance peak at 440nm.
5.The revivification -resistance and microbe-resistant are excellent.
6.Have a good stability to light ,heat and micro be and good dyeing ability to starch and protein.
7.Metal ions have no influence on it but Fe. It becomes black when it meets.