| 1,appearance:
Name: Seedlac
Form&color: In grains,yellow to reddish brown.
Color in ethanol solution: reddish brown
Name:shellac flakes
form & color: in flakes, no impurities, garnet
color in ethnanol solution: garnet
2,composition of lac
lac is the resinous secretion of the lac insert
3,solubility
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