"CA19-9(Calibrator)" Related Products

Human Cancer Antigen CA19-9 Calibrator Grade

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.

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Optional requirements on this protein    +Expand
C-fusion    N-fusion   Non-tagged
His    GST   Fc   Others
<1.0 eu/μg    <0.1 eu/μg   <0.01 eu/μg   Not required
Monomer Isolation    Dimer Isolation    Not required
>80% by SDS-PAGE    >90% by SDS-PAGE   >95% by SDS-PAGE   Others

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