Lac color is extracted from resinous secretion of Laccifer lacca by mildly alkaline water, mainly consist of laccaic acids. It presents different color at different pH.
Lac color is soluble in alcohol and propanediol, slightly soluble in water .Shade is changed with pH levels, orange-red among pH3-5, red or purple-red among pH5-7, purple-red in alkaline aqueous solution. It is stable to light and heat in acid condition.
As a manufacturer of natural colours in China, we have over 20 years professional experience. Our company is ISO 9001:2015 and ISO 22000:2005 certified and since 2012 we have successfully established the concept of HACCP-objectives. (Hazard Analysis and Critical Control Points)
We offer you high-quality natural colours and other raw materials.
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1YRS
