M iss T AH E R S H AB B IR H U S S AIN of class XII – B ______ in the _ CH E Chemistry Project on STUDY OF ADULTERANTS IN FOOD I. CHEMISTRY PROJECT Submitted For Exam AISSCE TOPIC OF THE PROJECT FOOD ADULTERATION Department Of Chemistry. (chemistry project- ‘to study adulterants on food’). Date of Submission: (i). NAME- AZIZUR RAHMAN. CLASS- `12th ‘B’. ROLL No- Admn. No-.

Author: Branos Tekazahn
Country: Egypt
Language: English (Spanish)
Genre: Travel
Published (Last): 3 March 2010
Pages: 308
PDF File Size: 9.1 Mb
ePub File Size: 20.94 Mb
ISBN: 538-4-69851-971-2
Downloads: 9674
Price: Free* [*Free Regsitration Required]
Uploader: Gonos

Chemistry Project For class 12 cbse on Food Adulteration

Experiment 3 12 VII. Where water might be contaminated, one is advised to avoid brushing their teeth with tap water. Adulterants when used in illicit drugs are called cutting agents, while deliberate addition of toxic adulterants to food or other products for human consumption is known as poisoning.

It also helps in checking the freshness of t he food and the period of best before use. Wood powder is adulterated for turmeric cnse dhaniya powder. First we had some unscrupulous dairy farmers in western Uttar Pradesh inventing synthetic milk – a deadly cocktail of urea, caustic soda and vegetable oil.

Filter t he solution and add 2 drops of potassium iodide solution t o the filt rate. In confectionery, dangerous colours, such as chrome yellow, prussian blue, copper and arsenic compounds are employed. Though food laws that exist are comparable to international ones, there is very little activity at the ground level to monitor or detect adulterated foods in the market or punish the guilty. A separate and dedicated food fraud court stream under the judiciary for fast tracking such cases may also have a deterrent efect.

  CZERNY BARROZO NETTO PDF

Droplets of oil floating on the surface of unused acetic anhydride indicates t he presence of wax or hydrocarbons. Vanaspati is used as an adulterant for ghee. The consumer should avoid taking food from an unhygienic place and food being prepared under unhygienic condit ions.

HCl and observed the result. Here is a gist of the report that elaborates on economic frauds perpetrated in the US based on reliable database.

These adulterants can be easily ident ified by cyemistry chemical test s. Such t ypes of adulteration are quite common in developing countries or backward count ries.

They are detected as follows: Adulteration should be checked properly in common food items so as to save people from its bad effects.

Agremone oil in edible oil: If no source of safe drinking water is available or can be obtained, tap water that is uncomfortably hot to prpject might be safer than cold tap water; however, proper disinfection, fltering, or boiling is still advised. The safety of canned or bottled carbonated beverages, including carbonated bottled water and soft drinks is questionable nowadays.

Remember me on this computer. It gives positive test to small extent, hence is least adulterated. I would also like to express my gratit ude to t he lab assistant M rs. Help Center Find new research papers in: It’s harmful efect is that it is unhygienic, unprocessed water and starch can cause stomach disorders. Experiment 2 11 VI. Adult erat ion of dried Add small am ount of sample Dried papaya seeds papaya seeds in of pepper t o beaker being light er float pn cont aining w at er and st ir over w at er w hile w it h a glass rod.

  ANABATIC AND KATABATIC WINDS PDF

It includes a total of 1, records for food fraud based on a total of scholarly, media and other publicly available reports. Tittled the slide and observed the result. However, visual examinat ion of t he food before purchase makes asulteration to ensure absence of insects, visual fungus, foreign matters, etc.

Chemistry Project For class 12 cbse on Food Adulteration

Indian Public School Year: Enter the email address you signed up with and we’ll email you a reset link. The answer is that the deliberate contamination of food material with low quality, cheap and non-edible cbsw toxic substances is called food adulteration. H2SO4 and 4mL of acet ic acid.