- Mar 03, 2018 -
For many, broccoli is a love it or hate it vegetable. I am not one of those people. Some broccoli recipes I really like, others…let’s say I have a tough time with. But regardless of the specific preparation, you always need to clean and prep it. In this cooking video, I show you how to take a simple head of broccoli, and break it down into the florets, and the stems. And show you how you can clean up those stems to make them as tender and great tasting as the florets.
How to reduce the residue of vegetable pesticide, the vegetable which is polluted by the pesticide or the residue of pesticide residue beyond the standard of the State shall not be sold on the market, nor can it be eaten. How to reduce pesticide residues in vegetables? Although in recent years due to food safety concern, such as the prohibition of the use of highly toxic pesticides, pollution-free vegetables in the expanding area, but in some areas of understanding gap, development is not balanced, and the complexity of detection of pesticide residues and not common, some pesticides also mixed vegetables exceed the standard in the market, consumers generally do not know, for this some simple measures to reduce residual pollution is the effect of a certain pesticide after harvest vegetables for sale.
Pesticide residues in vegetables
Methods to reduce pesticide residues in vegetables:
The purchased vegetables are washed with water for 2-3 times and then soaked in clean water for 1-2 hours to remove the pesticide residue on the remaining surface. It can also be soaked in a small amount of detergent in water for 10 minutes, so that most of the pesticides can be transferred to the detergent solution. After soaking, rinse with clean water for 2-3 times.
(two) alkaline water soaking
Many organophosphorus pesticides are easily decomposed in the alkaline environment. The method is to put a small spoon of soda in the water and then soak the vegetables and fruits for 15 minutes, and then wash it out with clean water.
(three) peeling method
Some of the organic phosphorus, organic mercury and pyrethroid pesticides have low solubility in water, but soluble in organic solvents or wax solvent, and fruits and vegetables are easy to absorb pesticide wax, therefore should be peeled before eating.
(four) heating method
With the increase of temperature, methamidate pesticides can accelerate decomposition, and can be removed by heating method. The first is to clean the vegetable surface and put it into boiling water for 2-5 minutes, and then remove more than 90% residual pesticides.
(five) acid soaking method
Most pesticides and pesticides, such as methamidophos and dimethoate, lose their toxicities. They can wash vegetables first, then add a small amount of sour vinegar in the water, and soak vegetables for 10 minutes, then fish out and rinse clean, so that pesticide residues can be reduced.
(six) pesticide residue detector
CSY-N12 portable pesticide residue detector is a special instrument designed according to the national standard method, fast measuring card method (paper method). Mainly used for rapid detection of organophosphorus and carbamate fruits, vegetables, tea, food, water and pesticides in soil, especially suitable for the field of law enforcement at all levels of food safety inspection agencies use portable pesticide residue detector can also be used to detect tea fruit and vegetable production base and wholesale market scene, restaurants, canteens and families of fruit and vegetable processing the safe speed measurement etc.