CAS: 9001-75-6 Characteristic: Activity 1:3,000 Notes: Also known as gastric juice enzyme; for a pre-mixed gastric juice (simulated stomach acid solution) that contains pepsin, purchase item #864603 Health Risk: 1 Flammability: 1 Reactivity: 0 Synonym: Gastric juice enzyme This ...CAS: 9001-75-6 Characteristic: Activity 1:3,000 Notes: Also known as gastric juice enzyme; for a pre-mixed gastric juice (simulated stomach acid solution) that contains pepsin, purchase item #864603 Health Risk: 1 Flammability: 1 Reactivity: 0 Synonym: Gastric juice enzyme This product is specially made for use in science education laboratories; no certificate of analysis is available. Perfect for stocking your classroom and getting back to school.