中文版 English
- Home Page - About Us - Fertilizer - Pesticide - Metal - News -
Welcome to www.syhyk.com!
    Your situation:Home Page>>Pesticide    
News
123123
test
more>>
Contact Us
Shenyang City Huayu Scientific & Trading Co., Ltd.
ADD:Rm. 805-806, Tiankuohuacheng B/D, 241, Xiaodong-Road, Shenyang.
ZIP:110042
TEL:86-024-24342756
FAX:86-024-24342757
Email:hwawoo@hotmail.com
 
 Pesticide 生物农药
Nicotine  
98% Simple Natural Nicotinamide:
Appearance: Colorless to colorless with slight yellow transparent liquid. Density 1.008~1.10. Refractive index: 1.520~1.530. Content of nicotinamide ≥98%. Extracted from nicotinamide, mainly used in the production of medicine and biochemical reagent. Packaging: PVC pail: 25kg/pail...
 
    more>>
Pyrethrins  
  contents: 25%、50%、70%
  external apperarance: transparent fluid liquid of buff
  Density: 0.95-1.01
  Physical property: soluble in the ethanol,methanol,and peroleum ether
  active component: Pyrethrins 1,2...
 
    more>>
azadirachtin  
Azadirachtin (neem products) - There are several neem-based insecticides available for tree fruit, and nearly all have azadirachtin as the active ingredient. Azadirachtin is derived from many parts of the Indian neem tree. The insecticidal activity is rather complex...  
    more>>
Rotenone  
  Rotenone comes from derris root extract by crystallization?£Pure rotenone is colorless, hexagonal crystals, with a melting point of 163°C. It is insoluble in water, slightly soluble in mineral oil and carbon tetrachloride, readily soluble in polar organic solvent, particularly in chloroform. It racemizes in basic solution. It is vulnerable to oxidation which leads to decrease of potency, especially under light or basic condition. It is practically stable under dry condition...  
    more>>
 
网络经济主体信息   Copyright © 2006 syhyk.com Inc. All rights reserved.
友情链接: