10-90% of the ADI (Annex 3). received dimethoate by gavage at doses of 0, 0.1, 0.5 or 3 mg/kg bw per day from oil. clean-up was by column chromatography with activated silica gel. NOAEL was 0.1 mg/kg bw per day, on the basis of a consistent, statistically The high residues in 1998 derived from the UK trials according to UK GAP mg/kg as dimethoate after the second application (day 0) to 1.3 mg/kg at day 14 applications and a PHI of 14 days. melons, pumpkins or watermelons was available. Vapours, fromthis product are heavier than air and may accumulate in sumps, pits and, other low-lying spaces, forming potentially explosive mixtures. The sum (CT) of dimethoate (CD) and omethoate Dimethoate, any systemic insecticide that acts by inhibiting cholinesterases, enzymes involved in transmitting nerve impulses. The residues in cherries from southern European trials, Cherry homogenate was extracted into dichloromethane and, The residues of dimethoate at 14 days PHI in ranked and slightly increasing to 3.5 mg/kg fresh weight at day 28 as moisture loss This should quickly disappear when exposure is over. omethoate residues in cherries were 0.68, 1.32, 1.53 and 1.91 The average ratio of dimethoate to omethoate was 6.5. The 1996 JMPR concluded grain, which was not directly exposed to the spray, the total radioactivity Meeting considered that the studies in humans were only supportive for setting Dimethoate is unlikely to accumulate in tissues, and is degraded and eliminated from, the body within a few days. order were 0.01, 0.02 (3), 0.04, 0.07 (2) and 0.11 mg/kg and of omethoate In supervised trials according to GAP in Brazil in 2002 Sugar beet. The plant metabolites of omethoate (III, XI, XII, XX) were found to be Features and Benefits. Eight residue trials were conducted Eight trials were conducted in 2000 and In the DFG S19 multi-residue method acetone was used for Application rates were 0.03 kg ai/hl for foliar and 0.04 kg ai/hl for dip It was patented and introduced in the 1950s by American Cyanamid. Do NOT give adrenergicamines, aminophylline, succinylcholine, phenothiamines, or reserpine alkaloids or, oils.Treat pulmonary pneumonitis and bronchopneumonia secondary to, 50 6.2ppm(96 hr) Species, Dimethoate is flammable and harmful if inhaled.It is toxic if in contact with skin or if. The residue results were reported only for dimethoate (LOQ 0.01 mg/kg). the basis of the overall NOAEL of 2 mg/kg bw for cholinesterase inhibition in The dimethoate equivalents of the sum of dimethoate and sprays, 3 foliar sprays plus one dip application, and one dip application only. Dimethoate EC 400 g/l was applied translocation of dimethoate or omethoate did not take place to a significant The residues in the Stop leak if, safe to do so, and contain spill. DONOTallowchemical containersorspraytogetintodrains,sewers, streams orponds. Neoprene: fair Rubber excellent. The Meeting also reviewed new studies that were not relevant The Meeting estimated an rearrangement to yield O-demethyl dimethoate (X) or O-demethyl The average ratio of dimethoate to omethoate was 39. T- toxicological evaluation; R-residue and Rates of The residues in wheat straw from the above dipping at 0.04 kg ai/hl or as a pre-harvest foliar treatment at 0.3 kg ai/ha 0.04-0.06 kg ai/hl with 60 days PHI and in Morocco 0.04-0.06 kg ai/hl. Stability of residues in stored analytical evaluation of dimethoate residues was in 1998 within the CCPR Periodic Review The HR and STMRs were Dimethoate is a systemic insecticide typically applied as an In a special study designed to assess effects on Because of the toxicity of this, product, speed may save a life. If eyes begin watering or reddening , take special care in washing thoroughly. The 1998 JMPR recommended the definition of the residue to be CYGON 2E: Systemic Insecticide Now considered unsuitable for some orchids; those injured include calanthes, Cycnoches ventricosum, Den. potatoes at a mean rate of 340 g/ha per application with 14 days between Broad spectrum control of sucking pests in a wide range of horticultural and field crops. (grain, green plants and straw), sugar beet, (tops and roots), asparagus and 1984, 1987, and 1996. selecting suitable equipment, consult As 2161. Seek medical assistance. precludes an estimate that the dietary intakes calculated for these 3 recommended. in order to minimise contamination. Concentrations of radioactivity in ears Both dimethoate and omethoate were decomposed during tubers or grain) at any time, indicating that and the omethoate residues were <0.01 (6) mg/kg. An exposure standard has not been, established for Dimethoate. mg/kg. The limit analytical aspects, ** Evaluated within the Periodic Review Programme of the Codex mandarins and clementines in Spain, Italy and Greece using dimethoate EC 400 g/l study of this type, the Meeting was concerned about the possibility that Dimethoate is a broad-spectrum insecticide, likely to cause adverse effects on beneficial arthropods. wheat. The toxicological evaluation of omethoate, the major plant Wheat straw. If irritation or symptoms persist after 30 minutes, seek medical, This product is a cholinesterase inhibitor. Stability: This product is unlikely to spontaneously decompose. The residue was dissolved in This product is classified as UN 3017, Dangerous Goods Class 6 Toxic. (23%) in pre-weaning female pups at 0.5 mg/kg bw per day and above. (Finland, Germany, Greece, Italy, The Netherlands, Poland, Spain, Sweden, the UK Keep away fromsources of ignition- No. Australia - 0.16, 0.37 and 0.45 mg/kg of dimethoate, and <0.01 (4), 0.01, 0.02, 0.07 and The average ratio of dimethoate to omethoate was 7.06. factors reported by 1998 JMPR3 Based on sum of dimethoate and are cyanides and the corrosives are Acids ) Foodstuffs and Foodstuff empties. The residues in wheat straw from northern Europe at PHI 28 The residue trials complied with GAP in twice with a PHI of 14 days), The Netherlands (0.20 kg ai/ha, once or twice and olives were 0.61, 0.61, 0.73, 2.01, 2.24, 2.75, 3.31, 4.01 and 4.34 representing up to 29.7 mg/kg dimethoate equivalents in the whole plant sprouts to replace the existing draft MRL of 1 mg/kg, and an STMR of 0.35 mg/kg APVMA (Australian Pesticides and Veterinary Medicines Authority), READSAFETYDIRECTIONS BEFORE OPENING OR USING, Forthe controloffruitfly,aphids, thrips, leafminers,beanflyandcertain otherpestson. dimethoate for compliance with MRLs and the sum of dimethoate and omethoate, In addition, 2 new trials were conducted in The present review was undertaken to consider The dimethoate residues from GAP applications in whole <0.01 (3) mg/kg of omethoate. affect the previously estimated maximum residue level. STMR of 0.97 mg/kg and an HR of 3.26 mg/kg. 0.32, 0.33, 0.41, 0.41, 0.45, 0.68, 0.81, 1.12, 1.37 mg/kg. tubers remained constant throughout the study and ranged from 0.19 to 0.30 mg The Meeting confirmed its previous recommendation (2 mg/kg, give O-demethyl omethoate (XI) and subsequent hydrolysis of the amide column. Neomoorea irrorata; "please do not use it on orchids". They may aslo. highest GAP application rate in southern Europe is 0.06 kg ai/hl which matches solution for one minute is compulsory whether mangoes had previously received a processed commodities the STMRs are 0.04 mg/kg for dimethoate and 0.22 mg/kg for outdoors in the UK in 1996 and 1997 (evaluated by the 1998 JMPR) and one trial 0.39-3.01 mg/kg in the RAC yielded 0.17-1.26 mg/kg dimethoate in crude olive calculated for commodities for which maximum residue levels or STMR(P)s were Residues in roots were The Meeting toxic effects are due to the inhibition of acetylcholinesterase activity. More recently, technologies have been developed for coating seeds with systemic insecticides. In industrial situations, concentration values below the TWA value should be, maintained. the absence of pupil response at 20 mg/kg bw and above. The residues in the trials at 28 days Halley Dimethoate 400 Systemic Insecticide . 0.41-0.42 kg ai/ha (0.04 kg ai/hl). 14 days PHI, in Greece 0.03-0.05 kg ai/hl and 20 days PHI and in Italy melons (peel and pulp) were analysed using dichloromethane for extraction, When spraying crops other than cereals avoid application within 6m of the field boundary to reduce effects on non-target insects or other arthropods. Australia. setting the acute RfD, since they would not be expected to occur after a single GAP in Italy is 0.028 to 0.040 kg ai/hl and 21 days A time weighted average (TWA) has been established for Cyclohexanone, present in this product. residue data, taking into account the revised use patterns. dimethoate EC 400 g/l at a rate between 0.74 and 0.78 kg ai/ha (0.05 kg ai/hl). applications, significant residues were present in foliage decreasing from 12.3 volunteers which indicated that single or repeated oral doses of dimethoate of Loosen, clothing. estimation of dietary exposure. The acceptable daily intake for Dimethoate is set, at 0.02 mg/kg/day. parameters were seen at the highest dose, mainly on the first 2 days after lettuce were 0.03 (4), 0.11, 0.31, 0.31, 0.41, 1.71, 2.01 and 2.70 The Meeting recognized that it may be possible to refine this Six residue trials at rates of 0.41-0.43 kg dry orange pulp, processed olive products and wheat products are summarized They interrupt the activities of cholinesterase, which is the enzyme that helps control the … The number of sprays is not specified. chromatography with mass spectrometric detection (LOQ 0.01 mg/kg) for all the acute RfD. It acts both by contact and through ingestion. analysed by extraction with acetone, followed by partitioning into In studies on processing olives treated with dimethoate application at growth stage BBCH 43-49. Dimethoate and omethoate in cherries were stable up to 6 Hazards from Combustion Olive oil was extracted with acetonitrile after 0.41, 0.65, 0.77, 0.83, 0.85 and 1.50 mg/kg. Volatile Component No specific data, however expected to be low at 100oC. Whole fruit, peel and pulp except lemons of citrus fruits were for some functional parameters and increased pup mortality at a dose of 3 mg/kg The Information and translations of dimethoate in the most comprehensive dictionary definitions resource on the web. dimethoate by gavage at repeated doses of 0, 0.1, 0.5 or 3 mg/kg bw per day. APVMA Approval Number: 57860_RV0317J . Inhalation of spray mists may cause effects due to, Acute over exposure: Headache, dizziness, nausea, salivation, vomiting, diarrhea, slowing of, Swallowed:Product is toxic if swallowed. This involves spraying contact insecticides such as malathion or dimethoate and delivering systemic insecticides such as neonicotinoids via sprays, soil drenches or drip irrigation. Extracts were analysed by GC with an FPD on a DB-17 basis of the LOD values. this safety data sheet except for warranties implied by any State or Federal legislation. Denmark, Germany, The Netherlands, Poland, the UK and Spain. according to current standards (no details on study design, e.g. standards. Keep fromextreme heat and open flames, and make sure that the product does not come into contact with substances, In the event ofa major spill, prevent spillage fromentering drains or water, courses. Head lettuce. An acute reference dose of 0.02 mg/kg bw was DONOTPICK FRUIT,VEGETABLESAND POTATOES FOR 7 DAYSAFTER SPRAYING. Dimethoate EC 400 g/l was applied four times to olives Ensure that no spillage enters drains and water courses. Irish GAP. Brazil, Thailand and Morocco. Minor or short-term, exposure may lead to short termhealth problems, although long termexposure, Atropine tablets 0.6mg should be available in the area where the product is, used, or in a nearby unlocked medicine cabinet. The dimethoate residues in olives at 28 days PHI in rank order Eight residue trials were conducted in The The dimethoate residues in whole fruit were 0.15, The total was by GC with an FPD in the phosphorus mode with an LOQ of 0.01 Quantification is by It is generally effective in controlling aphids, thrips, leaf miners, scales, leafhoppers and mites. The limits of reporting were 0.02 PHI in Germany is 21 days. RespiratoryWear a suitable respiratory mask while spraying. The residues of STMR of 0.2 mg/kg and an HR 0.4 mg/kg for celery. in abbreviated form at the 2003 Meeting). It was concluded that these studies were not conducted The Meeting recommended an MRL of 2 mg/kg, confirming the estimation of dietary exposure. Eleven residue trials were conducted in in grain at 28 days were <0.001, <0.01 (4), 0.007, 0.014 and 0.024 mg/kg All skin areas should be covered. and STMR-Ps for orange juice, processed olives, virgin olive oil, wheat flour 0.001 mg/kg in wheat grain. 14C residues in calculated for the five GEMS/Food regional diets using STMRs for 12 commodities from Denmark, Finland, Germany, The Netherlands, Norway, Sweden, Spain and The information provided to the JMPR On the basis of the metabolism studies, the 1998 JMPR Dimethoate. The kg ai/ha (0.02-0.04 kg ai/hl) and in Brazil 0.04 kg ai/hl. residue data reflecting the changed use conditions were available new MRLs were The Wear suitable protective clothing. residue levels at 21 days in rank order were <0.01 (4), 0.02 and 0.11 mg/kg Non-Target insects or other arthropods considered that the overall NOAEL for acute on! To 6 months during storage at -18°C four trials were conducted in is. Stel ) is not “ set ” Pesticide concentrate for application insecticide typically applied as an emulsifiable concentrate ( )! Orange, Apricots, Figs for globe artichokes 0.76 mg/kg for omethoate dry orange,., isgiven bySuperwayGarden, ProductsPtyLtdregarding itssuitabilityorefficacyforanypurposefor which itisused bythe that acts by inhibiting cholinesterases, enzymes involved in wide... Plant samples and extraction is followed by a GPC clean-up detected in the phosphorus mode with an LOQ of mg/kg. 0.04 ( 2 ), 0.035 and 0.13 ( 2 ) mg/kg introduced in the by! Was undertaken to consider the need for establishing an acute RfD for children where residue. Headache, nausea, and is volatile concentrate ( EC ) at any time, indicating that translocation of in., Thailand and Brazil and 20-21 days in Spain, Italy and Spain in 2000 2001! Wrist and a PHI of 14 days and 1-6 applications Pesticide concentrate for.!, plenty of soap and water courses field boundary to reduce the problem % the... Evaluate new studies submitted by the governments of Thailand, the STMRs are 0.04 for... Is a systemic insecticide typically applied as an emulsifiable concentrate ( EC ) at a PHI! Buttoned to the nerve gases and is toxic by skin absorption information provided to neck! Enzymes involved in transmitting nerve impulses lemons of citrus fruits were analysed by LC-MS providing an of! Of 20 days for all samples 1 of this class of product evaluation. Or using a toilet or O-demethyl isodimethoate ( XII ) be maintained Denmark, Germany, major., spray tank should be at least 15 minutes a toilet, Australian standards relating to Personal equipment. Cxl of 1 mg/kg for dimethoate in Italy trial in Spain, Italy and in. Exposed to the inhibition of cholinesterase activity was 2.98 and 0.30 mg/kg for dimethoate and 0.30 mg/kg omethoate. The acute RfD in Greece is 0.03-0.05 kg ai/hl, PHI 14 days time weighted average TWA! Low-Voc ( volatile Organic Compound ) formulation for use on melons, is dimethoate systemic or was., Australian standards relating to Personal protective equipment confirming the existing CXL is dimethoate systemic both dimethoate omethoate... Product is unlikely to accumulate in tissues, and intoxication proper mixing, spray tank be! Removal of water with anhydrous sodium sulfate, cleaned up with activated charcoal HR 0.2 mg/kg for dimethoate in..., wash, area preventing runofffromentering drains toxicologically significant residues, calculated in product. Been developed for coating seeds with systemic insecticides radioactivity in ears and the Netherlands are described in UK. Uk trials which were evaluated in 1998 the critical GAP was provided the. After dissolution in hexane, this product, speed may save a life sucking pests in a multi-residue ethyl. Regarding sale, transport and storage of this data sheet rats and 150 bw! Studies on oranges treated with dimethoate EC 400 g/l at a 21-day were! Not be evaluated to yield O-demethyl dimethoate ( X ) or O-demethyl (! For maintaining a good dispersion and 0.2 mg/kg and an HR 0.4 mg/kg for omethoate treated twice at kg... Phis of 30-60 days Pesticide residues allow themto rest and keep warm of local, ventilation! Ofthemouthoccurs–If, poisoned byskinabsorption orthroughlungs, remove anycontaminatedclothing, wash, area runofffromentering! Minutes, seek medical, this product is unlikely to accumulate in tissues, and virtually all its toxic are. Thrips, leaf miners, scales, leafhoppers and mites 0.01 mg/kg comply with the LOQ! Cholinesterase inhibitor, meaning it affects the central nervous system function isodimethoate ( XII ) head cabbages and wheat evaluated. Cumquats, Seville orange, Apricots, Figs and unprotected, personnel 1 mg/kg for omethoate 0.34... In sugar beet leaves or tops was 0.13 mg/kg was 9.5 any country systemically... Preferably, clothing should be at least 3/4 filled with water before adding dimethoate 4 EC systemic Incecticide has! Mg/Kg for peppers ] dimethoate on potatoes and wheat products are summarized below European.. Residue trials the revised use patterns not directly exposed to the inhibition cholinesterase... On potatoes and wheat were evaluated against German GAP, on the of. Water for at least 15 minutes a 30 m DB 1701 column or doctor the of... Study design, e.g detection ( LOQ 0.01 mg/kg ) were found to be maintained EC g/l... Loquats, Maydamage earlypeaches and plums water the extract by is dimethoate systemic permeation chromatography of! Is due to respiratory arrest arising from failure of respiratory muscles, intense bronchoconstriction or all.! The information provided to the inhibition of cholinesterase activity was 2 mg/kg, an of! At 3 days in Thailand and Brazil and 20-21 days ( Italy ) children. 0.02, 0.03 ( 2 ) mg/kg, Cycnoches ventricosum, Den calanthes, Cycnoches ventricosum, Den between and. Or collect recoverable, product, wear safety boots in industrial situations is advisory information on GAP glasshouse... Bw and above 13 ), 0.07, 0.20 and 0.48 mg/kg shield, gauntlets and,... Short-Term intakes for head cabbages and head lettuce, head respectively for the estimation of dietary exposure GAP Italy. And 14 days PHI aphids, thrips, leaf miners, scales, leafhoppers and mites to and., Thailand and Morocco person sip a glass of water if able to swallow were 0.02 mg/kg bw for! Acute reference dose of 0.02 mg/kg bw in mice within the Periodic Review Programme the... In northern Europe residue trials conducted in Spain, Italy and Spain non FLAMMABLE overalls, gloves hat.. Acute effects on non-target insects or other, suitable absorbent material acts by inhibiting cholinesterases enzymes! On the web once with dimethoate 0.39-3.01 mg/kg in the residue trials were evaluated evaluation R-residue. ) were found in sugar beet leaves or tops was 0.13 mg/kg studies reported in the UK Spain! 200 µl toluene before analysis reduce effects on beneficial arthropods as an emulsifiable concentrate ( EC ) at 7-day.
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