Herbicides Metribuzin 96%TC 70% WG 70% WP 480g/L SC

Metribuzin
Chemical Name: 4-amino-6-tert-butyl-4, 5-dihydro-3-methylthio-1, 2, 4-triazin-5-one.
Formula: C8H14N4OS.
Molecular weight: 214.29.
CAS No.: 21087-64-9
Specification: 97%TC, 70 % WP, 70%WDG, 480g/l SC, 75%DF

Description:
Appearance: White powder with a slightly sharp, sulfurous odor.
Melting Point: 125-126.5° C.
Vapour Pressure: 0.058m PA at 20° C.
Stability: Solubility in water 1050mg/L, Soluble in methanol, ethanol and glycol ether acetate.

Toxicity: Oral LD50 1090-2300mg/kg(rat), dermal LD50 ( rabbits) is 2000 mg/kg.

Uses: It is a selective triazine herbicide which inhibits photosynthesis of susceptible plant species. It is used for control of annual grasses and numerous broadleaf weeds in field and vegetable crops, in turfgrass, and on fallow lands.

Name of product	Metribuzin      70%  WP
Index name	Index value	Measured  value
Appearance	Off-white to light yellow  loose powder	Off-white to light yellow  loose powder
Content (%)	≥ 70.0	70.3
Suspension rate (%)	≥ 70.0	83.0
Wetting Time(S)	≤ 120	71
PH Value	6.0-9.0	7.8
Water content (%)	≤ 2.0	1.0
Mesh Size	95%Min passed 325 mesh sieve	98.4%Min passed 325 mesh sieve
Name of product	Metribuzin    70% WDG
Index name	Index value	Measured  value
Appearance	Light yellow loose Column  Granule	Light yellow loose column  granule
Content(G/KG )	+30 ≥ 700.0 -20	702.0
Suspension rate (%)	≥ 80.0	98.5
Wetting time(S)	≤ 180	120s
Mesh Size (pass 75um, %)	≥ 98.0	98.5
PH Value	6.0-9.0	7.2
Loss on drying (%)	≤ 1.0	0.86
Name of product	METRIBUZIN 48% SC
Index name	Index value	Measured  value
Appearance	Offwhite ropy liquid	Offwhite ropy liquid
Content (m/v)(%)	≥ 48	48.5
Suspensible rate(%)	≤ 90	92
PH Value	5-8	5.9
Specific Density	1.05-1.15	1.1
Finess(%)	≥ 98	98.6
Sieve test(44um)(%)	100	100
Viscosity coefficient(mpa, s)	400-800	550