COA
ITEM |
FAO specification |
RESULT |
Appearance |
A dry free-flowing solid, free from visible extraneous matter and hard lumps |
White granular solid |
Content of A.I.，g/kg |
775-825 |
800 |
Free amine salts |
Maximum: 0.4% of the diuron content calculated as dimethylamine hydrochloride |
0.4 |
Water |
Maximum: 15g/kg |
15 |
pH of the aqueous dispersion |
6.0-10.0 |
7.0 |
Wetting of the material |
It shall be completely wetted in 10 seconds without swirling. |
10 |
Wet sieve test |
Maximum: 2.0% retained on a 75μm test sieve |
2.0 |
Suspensibility % |
A minimum of 60% of the diuron content shall be in suspension after 30 minutes in CIPAC Standard Water C |
60 |
Degree of dispersion |
Still under consideration |
- |
Persistent foam |
Maximum: 15 ml after 1 minute |
15 |
Dustiness |
Maximum: 12 mg collected dust |
12 |
Flowability |
At least 99% of the product shall pass through a 5 mm test sieve after 20 drops of the sieve |
Qualified |
Stability at 54℃ |
After storage at 54±2℃ for 14 days, the product shall continue to comply with content of A.I., pH of the aqueous dispersion, wet sieve test, suspensibility, dustiness and, if required, wetting of the material, persistent of foam, and flowability. |
Qualified |
Application:
Host |
Pest |
Dose |
Method |
Sugarcane |
Annual weeds |
1200-2400g/ha. |
Soil spray |
Note: Information above comes from pesticide registration in China.
Caution:
Firstly, directed spray onto weeds with 900L of water per ha.Secondly, do not apply in wheat, and avoid drifting to sensitive crops like peach.Thirdly, use this plant protection product once per plant season as recommended dosage directed.Fourth, PHIs of rotation crops such as peanuts, soybean and watermelon should be more than 240days.