Human Cancer Antigen CA19-9 Calibrator Grade

• Cat.No.: CDA004

Specification

• Cat. No.: CDA004
• Description: CA19-9 (carbohydrate antigen 19-9 or sialylated Lewis (a) antigen) is a blood test from the tumor marker category. It was discovered in patients with colon cancer and pancreatic cancer in 1981. Increased levels of CA19-9 are also found in non-malignant conditions, such as Mirizzi"s syndrome and diseases of the bile ducts and liver.
• Source: Cell culture supernatant from the human colorectal adenocarcinoma cell line
• Format: Calibrator Grade, Liquid
• Purification: Known contaminants: 500Units/ml (<1%) Centocor CA242 ELISA(canag) Assay, Product is 0.2μm filtered.
• Concentration: 1000KUnits/ml
• Buffer: 20Mm PBS, pH 7.4±0.02,Tris-HCl.
• Preservative: 0.05% Sodium Azide
• Applications: Specific methodologies have not been tested using this product.
• Storage: Short-term store at 2-8℃.Long term store at -20℃.
• Warnings: All cultures have tested negative for HBsAg, HCV, HIV-1 and HIV-2. No test guarantees a product to be non-infectious. Therefore, all material should be considered as potentially infectious. This product contains sodium azide, which has been classified as Xn (Harmful) in European Directive 67/548/EEC in the concentration range of 0.1 - 1.0 %. When disposing of this reagent through lead or copper plumbing, flush with copious volumes of water to prevent azide build-up in drains.