Edouard Bastarache on sun 22 sep 02
" Even if we know how much - we still don't know how it will affect peopl=
e -
especially small people - how about we label it not for pregnant mothers
and pets.
Ron"
Hello all,
some information on the effects on barium compounds pertaining to the
above statement :
1-Carcinogenesis:
Barium chromate(VI) is the only compound recognized as carcinogenic in ma=
n.
2-Mutagenesis :
Barium chloride dihydrate was not mutagenic in Salmonella typhimurium, no=
r
did it induce sister chromatid exchanges or chromosomal aberrations in
cultured Chinese hamster ovary cells.
3-Developmental effects :
In a mating trial, no adverse anatomical effects were observed in the
offspring of rats or mice receiving up to 4000 ppm barium chloride dihydr=
ate
in the drinking water, although rat pup weight was reduced.
4-Reproduction :
In rats and mice receiving up to 4000 ppm barium chloride dihydrate in th=
e
drinking water, reproductive indices were unaffected.
If you want to learn more about barium go to:
http://digitalfire.com/education/toxicity/materialsafety.html
or
http://perso.wanadoo.fr/smart2000/BaO.htm
References :
1-Chemical Hazards of the Workplace, Proctor & Hughes, last edition.
2-Clinical Environmental Health and Toxic Exposures, Sullivan & Krieger,
last edition.
3-Encyclop=E9die M=E9dico-Chirurgicale, Toxicologie-Pathologie Profession=
nelle,
Pr. S. Dally, Paris, Juillet 2001.
4-Occupational & Environmental Medicine, Ladou J., last edition.
5-Occupational Medicine, Zenz C., last edition.
6-R=E9pertoire Toxicologique de la Commission de la Sant=E9 et S=E9curit=E9=
du
Travail du Qu=E9bec.
7-Sax's Dangerous Properties of Industrial Materials, Lewis C., last
edition.
8-Toxicologie Industrielle et Intoxications Professionnelles, Lauwerys R.
last edition.
Later,
Edouard Bastarache
Irreductible Quebecois
Indomitable Quebeker
Sorel-Tracy
Quebec
edouardb@sorel-tracy.qc.ca
http://sorel-tracy.qc.ca/~edouardb/
http://perso.wanadoo.fr/smart2000/index.htm
| |
|
