New pure natural tea green pigment-sodium zinc chlorophyllin was extracted from low grade tea and waste tea, and its stability was investigated. The results showed that the pigment was water-solubile pigment, with fresh green color, it remained stable under different conditions and is a good natural nourishing healthy edible pigment.
YANG Xiao-ping
,
GUO Da-yong
,
ZHANG Qing-hua
. Study On New Tea Green Pigment-Sodium-zinc Chlorophyllin[J]. Journal of Tea Science, 2003
, 23(1)
: 27
-30
.
DOI: 10.13305/j.cnki.jts.2003.01.006
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