Product Description

Common Name: Paraquat

CAS No.: 4685-14-7 

CAS Name: 1, 1' -dimethyl-4, 4' -bipyridinium 

Molecular Formula: C12H14N2 

Agrochemical Type: Herbicide, bipyridylium 

Mode of Action: Broad-spectrum, non-residual activity with contact and some desiccant action. Photosystem I (electron transport) inhibitor. Absorbed by the foliage, with some translocation in the xylem.  Specification for Paraquat: 42% TC

ITEMSSTANDARDS 
Appearance: Homogeneous liquid 
Content: ≥ 42 % 
Water insolubles: ≤ 0.5% 
pH: 2~6 
Free 4, 4'-bipyridyl: ≤ 0.1% 

Specification for Paraquat: 20% SL 
ITEMSSTANDARDS 
Appearance: Homogeneous, dark blue to green liquid 
Content of a. I. : ≥ 20% 
Water insolubles: ≤ 0.3% 
pH: 4.0~7.0 
Free 4, 4'-bipyridyl: ≤ 0.1% 
Solution stability (as 5% aqueous solution): No color change; 
Sediment maxium: Trace; 
Solid particles: Pass throug 45μ M sieve. 
Stability at 0º C: The volume of solid and/or liquid which separates shall not be more than 0.3 ml.