Fungicide Mancozeb 80% wp

Detailed Product Description

Fungicide:mancozeb, is a fungicide in a subclass of carbamate
pesticides called dithiocarbamates. They have a similar action to carbamate
insecticides except they affect the nervous system through their main metabolite,
carbon disulfide.

Composition The ISO definition is 'a complex  maneb containing 80% of manganese and 2.55% of zinc, the salt present being stated (for instance mancozeb chloride)'. 

Form Greyish-yellow powder. 

M.p. Decomposes at 192-204  

V.p. Negligible at 20  

S.g./density 1.92 

Solubility In water 6.2 ppm (pH 7.5, 25 ). Insoluble in most organic solvents; dissolves in solutions of powerful chelating agents but cannot be recovered from them. 

Stability Stable under normal, dry storage conditions. Slowly decomposed by heat and moisture. On hydrolysis (25 ), DT50 20 d (pH 5), 17 h (pH 7), 34 h (pH 9). Mancozeb a.i. is unstable and the tech. not isolated; the formulated product is produced in continuous process.  F.p. 137.8 (Tag open cup)

Uses

Control of many fungal diseases (e.g. blight, leaf spot, rust, downy mildew, scab, etc.) in field crops, fruit, nuts, vegetables, ornamentals, etc. Particular uses include control of early and late blights of potatoes and tomatoes (at 1.36 kg a.i./ha); Rhizoctonia solani and Streptomyces scabies on seed potatoes; leaf spot diseases on celery, cucurbits, beet, berries and currants; rusts on cereals, vegetables, roses, carnations, asparagus, beans, apples and plums (at 1.6 kg/ha); downy mildews on hops, vines, onions, leeks, lettuce, cucurbits, ornamentals and tobacco; Gloeodes pomigena, Glomerella cingulata, Microthyriella rubi and Physalospora obtusa on apples; scab on apples and pears (at 2.4-3.6 kg/ha); sigatoka disease (Cercospora musae) in bananas; shot-hole of stone fruit; anthracnose of beans and cucurbits; damping-off diseases of vegetables; black leg of beet; needle cast in forestry; and many seed-borne diseases of cereals. Used for foliar application or as a seed treatment.