witch hazel leaf oil
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Notes :
The north American shrublike tree, Hamamelis Virginiana, also known as Witch Hazel, has enjoyed a tremendous and over exaggerated reputation for its virtues with respect to the hemostatic and astringent effects of its leaves and bark. Extracts and distillates of the leaves arc still used and these are quite popular ingredients in skin lotions, after shaves, creams, etc. The leaves do contain tannin which is astringent and they do contain a small amount of an essential oil which has a hemostatic effect. The latter claim is based upon the fact that the Hamamelis Leaf Distillate has a hemostatic effect and that tannin is not distillable with steam or with hydroalcoholic vapors and so the tannin is absent in the leaf distillate. Under the name of Hamamelis Water, another product is marketed and used as a popular embrocation. It is prepared from twigs of the witch hazel which are collected just before the buds open. This material is macerated with water and the mixture is distilled after 24 hours. To the distillate is added alcohol sufficient to preserve the distillate from mold or fungus growth. Astringent, soothing agent (contains tannins).
name :hamamelis virginiana leaf oil
cas number :68916-39-2
 
 
export tariff code :1302.19.0000

organoleptics :
odor strength :medium
odor description :
at 100.00 %.  
floral

properties :
appearence :pale yellow to yellow clear liquid to solid
Food Chemicals Codex Listed :No
flash point :not determined

safety :
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
 
contains the following IFRA restricted components : (non-analysis max. level reference only)
benzyl benzoatetrace to <0.05 %Sensitizer
geraniol<2.60 %Sensitizer
recommendation for witch hazel leaf oil usage levels up to :
  4.0000 % in the fragrance concentrate.

safety references :
EPI System :view
NLM Hazardous Substances Data Bank :search
Chemical Carcinogenesis Research Information System :Search
Cancer Citations :Search
Toxicology Citations :Search
Env. Mutagen Info. Center :Search
NLM Developmental and Reproductive Toxicity :Search
National Toxicology Program :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
 
 
 hamamelis virginiana leaf oil
chemidplus :68916-39-2
EPA Substance Registry Services :68916-39-2

references :
 hamamelis virginiana leaf oil
pubchem :68916-39-2

other :
 Typical G.C.
Household Products : Search
synonyms :
 hamamelis virginiana leaf oil

soluble in :
 alcohol

insoluble in :
 water



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