Oils, birch-tar
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Oils, birch-tar
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CAS No:
8001-88-5
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Chemical Name:
Oils, birch-tar
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Synonyms:
Oils,birch-tar;Essential oil of birch wood;White birch oil;Oils,white birch;Birch tar oil;Oils,Betulaalba;61789-93-3;85085-52-5
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CAS No:
Characteristics
1.135 g/mL at 25 °C(lit.)
175 °C(lit.)
185 °F
n20/D 1.538(lit.)
skn-rbt 500 mg/24H FCTXAV 11,1037,73
Heated, near fire is more flammable; burning produces irritating smoke
Safety Information
3
36/37/38
26-36
DW3000000
Xi
Warehouse ventilated, low temperature and dry
Reacts with oxidants; has mild allergic effect on people
Oils, birch-tar Use and Manufacturing
It is obtained from the bark and trunk of European white birch tree (Betula pendula or B. Lenta, etc.) of the birch family, dry distillation, and then impregnated with warm water, the essential oil is precipitated by the action of enzyme, and then refined by steam distillation, the yield is about 0.1 %～0.2%. The yield of dry distillation initial oil is 20% to 30%. Mainly produced in the former Soviet Union, Finland and Sweden and other countries.
my country~"s GB 2760-96 stipulates that it is temporarily allowed to use edible spices. Mainly used in tobacco, cakes, jellybeans and gumdrops. Abroad is mainly used for flavoring birch beer.
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