0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What are the effects of ascorbic acid and citric acid in browning food?
Covering the food with citric acid prevents browning because the acid reduced the pH below the optimum level for the enzyme (polyphenoloxidase) to catalyze the oxidative enzymatic browning reaction. Covering the food in ascorbic acid also prevents browning because ascorbic acid is an antioxidant which interferes with the browning reaction by preventing the intermediate products from being converted into melanins (the brown pigment).
Is ascorbic acid a food additive?
Yes it's a food additive. It is used as an antioxidant and it is a color retention agent.
Does ascorbic acid come from a natural source?
Pure Ascorbic Acid which is generally used for food supplements and in foods is generally NOT from a natural source. It is synthetised by a chemical reaction, sometimes also by using genetically modified organisms.
Should food rich in vitamin C be heated?
Ascorbic Acid is better maintained in a cold form
What would be the effects of the reagents such as ascorbic acid and control buffer be on the browning process?
prevents food from browning
What acid is in vitamin c?
Ascorbic acid. It is a food supplement needed by human. It increases the body's resistance to infection. It also acts as an antioxidant.
Example of preservatives?
Salt(for fish,dried fruits,nuts etc),salt water(for canned vegetable,meat),honey(for fruits) are natural preservatives.Vinegar,acetic acid,benzoic acid,ascorbic acid etc are common prervative in processed food.
What affects do ascorbic acid have on the environment?
It is Biodegradable and (referring to food) disintegrates in preparation. It is important for all mammals and is not hazardous.
What is the difference between food grade and technical grade hydrochloric acid?
A: Food grade and technical grade hydrochloric acid are two distinct categories that indicate the purity and quality of the acid, specifically concerning its suitability for different applications. Purity and Impurities: Food Grade Hydrochloric Acid: This type of hydrochloric acid is produced with stringent standards to ensure it meets the purity criteria for use in the food industry. It is typically free from impurities that could be harmful if ingested. Technical Grade Hydrochloric Acid: Technical grade hydrochloric acid, on the other hand, may have a lower level of purity compared to the food grade variant. It might contain impurities that are permissible for certain industrial applications but not suitable for food-related purposes. Applications: Food Grade Hydrochloric Acid: This type is used in the food and beverage industry for various applications such as pH adjustment in food processing, as a cleaning agent in the dairy industry, and in the production of certain food additives. Technical Grade Hydrochloric Acid: Technical grade hydrochloric acid is primarily employed in industrial processes, such as metal cleaning, pickling, and in the production of chemicals. It may not meet the strict purity standards required for direct human consumption. Regulatory Standards: Food Grade Hydrochloric Acid: The production and handling of food grade hydrochloric acid are subject to stringent regulations and guidelines imposed by food safety authorities to ensure it is safe for human consumption. Technical Grade Hydrochloric Acid: Technical grade hydrochloric acid is produced to meet industry-specific standards, and while it may comply with certain regulations, it is not held to the same strict standards as the food grade variant. Labeling and Certification:
Is there a difference between food grade and descaler grade citric acid?
Yes, food-grade citric acid is intended for consumption, while descaler-grade citric acid is formulated for removing mineral deposits in appliances.
What would the effect of reagent such as control buffer substrate buffer and ascorbic acid be on the browning process?
prevents food from browning
How can you check you have food grade acid if using it for pickling?
The acid typically used in pickling is common household white or apple cider vinegar. Both of these products are food grade.
