Gastric secretion cells of gastric mucosa secrete gastric juice composed of hydrochloric acid (HCl), pepsinogen, intrinsic factor (IF), and mucus HCl and pepsinogen initiate protein digestion. IF is required for vitamin B12 absorption in ileum.
Bisphenol A (BPA) is an organic synthetic compound with the chemical formula (CH3)2C(C6H4OH)2 belonging to the group of diphenylmethane derivatives and bisphenols, with two hydroxyphenyl groups. It is a colorless solid that is soluble in organic solvents, but poorly soluble in water.
Quality assurance standards (or qa for short) are a set of standards that have been chosen and implemented by businesses all around the world to show commitment to delivering quality products and services to customers. Specifically, quality assurance (or qa) is a standard for meeting customer requirements. QA documents how a company will meet the requirements of a client or customer in a systematic, reliable fashion. It shows a companies commitment to delivering quality products and services to the purchaser.