pesticide MRL (a) ([micro]g/kg) Quintozene
50 Diazinon 50 Chlorpyrifos-Methyl 50 Chlorpyrifos 100 Endosulfan 500 Penconazole 50 Oxadiazon 50 Captan 50 Edifenphos 50 Propiconazole 50 Fipronil 50 Bifenthrin 50 Bromopropylate 1000 Iprodione 50 Phosalone 50 Permethrin 1000 Cypermethrin 50 Fenvalerate 50 Deltamethrin 50 Indoxacarb 500 (a): Maximum Residue Limit Table 2: Pesticide retention time and internal standard per min.
The 23 other restricted- use pesticide compounds reported in the local Arabic press are: bromadiolone, carbofuran (in liquid form), chlorpyrifos, ethoprophos, carbaryl, chlorothalonil, demeton-s-methyl, diclofop- methyl, dicofol, dimethoate, benomyl, mancozeb, endosulfan, tetradifon, zineb, methomyl, propargite, propoxur, quintozene
, simazine, methiocarb, methoxychlor and oxydemethel-methyl.
For example, quintozene
is a perfectly legal pesticide for broccoli within EPA tolerance limits.
Organochlorines (n = 29) Aldrin [alpha]-BHC [beta]-BHC [gamma]-BHC [delta]-BHC Captan cis-Chlordane trans-Chlordane Chlorobenzilate Chloropropylate Chlorothalonil o,p'-DDT p,p'-DDT p,p'-DDE p,p'-DDD Dichlobenil Dicofol Dieldrin [alpha]-Endosulfan [beta]-Endosulfan Endosulfan sulfate Endrin Folpet Fthalide Heptachlor Heptachlor epoxide Methoxychlor Pentachlorophenol Quintozene
Eight had unacceptable levels of the possibly carcinogenic pesticides quintozene
and hexachlorobenzene; two had unacceptable levels of lead; and seven had less than the required level of ginsenosides.
and lindane are potential carcinogens that may also be toxic to various organs and are not generally allowed for use on food products in the U.
is legal in Canada, a major ginseng exporter.
GinseniPure[R] is a pesticide-free ginseng extract, treated by exclusive technology to remove quintozene
without compromising the quality of the ginseng.
The EPA standard calls for all ginseng products to be non-detectable for quintozene
, a fungicide used in the growing process, at 10 parts per billion (PPB).
Procymidone (commercial name Sumilex) and quintozene
(also referred to as PCNB for pentachloronitrobenzene) are both systemic fungicides used widely in horticulture on some fruits, vegetables and non-edible plants.
The FDA, however, has not established a tolerance level for quintozene
in ginseng and oversaw confiscation of a ginseng shipment containing quintozene
in the past year.