GENERAL PRODUCT INFORMATION
PRODUCT CATEGORY
Soil and foliar herbicide for pre- and post emergence application

MODE OF ACTION
Inhibition of photosynthesis at photosystem II
CROP
Corn/Maize
Asparagus
Cereals
Potatos
Pulse crops
Soybeans
Sugar cane and tomatoes
Weed Spectrum
Broadleaf weeds and some grasses

FORMULATION CATEGORIES
SC = Suspension concentrate
WG = Water dispersible granule
DF = dry flowable

MAIN FORMULATIONS
DF (synonym to WG): Axion (metribuzin 136 + flufenacet 544 g a. I. /kg)
DF (synonym to WG): Sencor (metribuzin 750 g a. I. /kg)
SC: Sencor (metribuzin 480 g a. I. /l)
WG: Artist (metribuzin 175 + flufenacet 240 g a. I. /kg)
WG: Sencor (metribuzin 700 g a. I. /kg)

CHEMICAL IDENTITY
COMMON NAME
Metribuzin (BSI, E-ISO)
CHEMICAL NAME IUPAC
4-amino-6-tert-4, 5-dihydro-3-methylthio-1, 2, 4-triazin-5-one
CAS INDEX NAME
1, 2, 4-Triazin-5(4H)-one, 4-amino-6-(1, 1-dimethylethyl)-3-(methylthio)-
STRUCTURAL FORMULA

MOLECULAR MASS
214.3
EMPIRICAL FORMULA
C8H14N4OS
PHYSICO CHEMICAL PROPERTIES
VAPOUR PRESSURE
1.7 10-5 PA at 20

SOLUBILITY
Solubility (in g/L at 20)
Water: 1.05
2-Propanol: > 250
1-Octanol: 54
Ethylacetate: > 250
Acetonitrile: > 250
Xylene: 60
N-Heptane: 0.84
Dichloromethane: > 250
Dimethylsulfoxide: > 250
Toluene: 8.7
N-Hexane: 0.1
Polyethylene glycol (PEG): > 250

Changzhou wujin Henglong Pesticide Co., Ltd is a new established enterprise combined by Wujin Changyu Chemical Factory and Wujin Biochemical Factory on May,2002.
   Our company including Produce Department, Quality-control Centre , Sales Dep., Finance Dep. and Trade company. With total production value of more than RMB 160 million. 80% of our main products-Metribuzin are exported to foreign countries.
   We will, as always, adhere to credit and honesty in operating the company and develop new pesticide and pesticide intermediate. We will strive to develop new products for various traders with fast service and high-quality product. Director Mr. Liu Hequn welcome friends in all circles to visit us. Hope to cooperate with you and contribute ourselves to the chemical agriculture industry of China.