Shanxi Hongkang Biological Technology Co.,Ltd
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Price: | 71.5~75.0 USD |
Payment Terms: | T/T,L/C,D/P,WU |
Place of Origin: | Shaanxi, China (Mainland) |
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Colorless to pale yellow, oily liq; very hygroscopic; turns brown on exposure to air or light. Acrid burning taste. Develops odor of pyridine. bp745 247°(partial decompn); bp17 123-125° Volatile with steam. nD20 1.5282. d420 1.00925. |
Purity(GC): min. 95% |
Specific gravity (20/20): 1.016 to 1.020 |
Refractive index n20/D: 1.521 to 1.525 |
Specific rotation [a]20/D: -160 to -170 deg.(C=10,Acetone) |
Water: max. 5.0% |
Storage Temperature:Store at RT |
Boiling Point: Bp 730.5 246.1 deg. |
Hazard Toxicity: OES: long-term 1 mg m-3; short-term 3 mg m-3 (Sk). V. toxic in contact with skin. Causes respiratory paralysis. Adverse effects at lower doses esp. gastrointestinal and CNS. Human and exp. teratogen. Exp. reprod. effects. LD50 (rat, orl) 50 mg/kg. LD50 (rbt, skn) 50 mg/kg. |
Synthesis: Alkaloid from Nicotiana tabacum and other Nicotiana spp., Asclepias syriaca, Lycopodium spp., and other spp. (Solanaceae, Asclepiadaceae, Crassulaceae). Rare spread of occurrence between angiosperms and cryptogametes. |
Partition Coefficient: Log P 1.32 (calc). Function : Insecticide; fumigant. In the U.S. a 40% soln of nicotine sulfate, Black Leaf 40, was the commonly used form. As a contact poison it is most effective as soap, i.e., as the laurate, oleate, or naphthenate. As a stomach poison a combination with bentonite has come into use. |