China Metribuzin 97%TC 70%WP 70%WDG 48%SC

Product Name

Metribuzin

Available Form

97%TC 70%WP 70%WDG 48%SC

General info

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

Physical Properties

Appearance:white powder with a slightly sharp,sulfurous odor.

Melting Point: 125-126.5ºC

Vapour Pressure: 0.058m Pa at 20ºC

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.

Applications

Metribuzin is selective systemic herbicide, absorbed predominantly by the roots,but also by the leaves, with translocation acropetally in the xylem. Pre- and post-emergence control of many grasses and broad-leaved weeds in soya beans, potatoes, tomatoes, sugar cane, alfalfa, asparagus, maize and cereals, at 0.07-1.05 kg a.i./ha.

Specifications

Items

Index

Metribuzin 97% TC

Metribuzin 70% WP

Metribuzin 480 g/L SC

Appearance

Off-white powder

Off-white powder

Off-white liquid

A.I. Content

97% min.

70% min.

480 g/L min.

Water , %

1.0 max.

2.5 max.

**

pH value

**

7.0 ~ 9.0

6.0 ~ 7.0

Suspensibility, %

**

60 min.

90 min.

Wet sieve test

(75 μm sieve, %)

**

98 min.

99 min.