Chymotrypsin, Human Pancreas Natiave chymotrypsin from human pancreas. Pancreatic digestive enzyme. Increased levels of this enzyme and/or its zymogen have been found in serum of individuals with cystic fibrosis. 产品信息 Form Lyophilized Formulation Salt free. Molar mass 25000 Purity ≥95% by SDS-PAGE Contaminants Trypsin: no activity detected when assayed against N-benzyl-L-arginine-p-nitroanilide Source Prepared from tissue of individuals that have been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV. Solubility Ice cold 1 mM HCl EC number 3.4.21.1 RTECS GC3050000 CAS number 9004-07-3 Merck USA index 14, 2260 商店和运输信息 Storage -20°C Ship Blue Ice Only Harmful 安全标示 S Phrase S: 22-24-26-36/37 Do not breathe dust. Avoid contact with skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing and gloves. R Phrase R: 36/37/38-42 Irritating to eyes, respiratory system and skin. May cause sensitization by inhalation.