1.Preservatives are substances added to food to prevent or inhibit growth of spoilage organisms. Examples of selected preservatives are:
a.salt,sugar,vinegar, and pepper (common household preservatives)
b.Saltpeter or sodium nitrate (used for meat curing)
c.Sulfur dioxide (sulfurous acid) and sulfide (inhibit discoloration of cut fruits and serve as anti-browning agent)
d.Benzoic acid or sodium benzoate (for fruit juices,jellies,margarine, and catsup)
e.Citric and tartaric acids (provide the acid for flavor improvement in syrups, drinks, and jellies)
f.Alum and soaked lime or a pog - used as a firming agent for pickles and fruit preserves.
2. anti-oxidants
3. Sequestrants
4.Surface active agents
5.stabilizers, thickener
6. Bleaching and maturing agents, starch modifier
7. anti-caking agents and enzymes
Well I'm not quite sure about four types but there are four main uses which are: Keeping freshness, enhancing color, altering flavor, altering texture.
Of the literally thousands of different additives, there are 16 main types. (Knowing these will help you understand and best achieve your goal of the main four uses like flavor)
An extensive section of wikipedia actually makes an additional 2 categories and provides a list of every imaginable additive you can think of, information on types and specific additives, and many pages contain creditable reference links.
Food additives are listed on a label in order of the highest quantity of the ingredient first, descending to the smallest quantity at the end.
what are alternatives for food additives?
You might be trying to define 'incidental food additives'. or indirect food additives
Sulfite additives.
you use additives to preserve your food
Flavouring,colouring,bulking agents are some of the food additives.
Nova Net: Direct Additives
food enchancers are food additives
Food additives is what substances that are intentionally added to food to produce a desired effect. The additives are used to enhance the taste and appearance and is added to preserve flavor.
* The answer to this queation is clear. The food that contains the most additives iis bread as it has additives such as preservatives, emulsifiers and bulking agents. Bread would not be bread with its additives * Highly processed foods, such as convenience foods.
You will have to buy the Food Additives Data Book which lets you know the prices in Canada.
All additives that are listed on the 'ingredients' list are intentionally added.
colourings ?