SPECIFICATION SHEET

Catalog #:                         L2C012                 Lot #:                            C080301

Description:                    Human CA72-4 Antigen Grade

                                                Human Cancer Antigen 72-4 (CA7204) (Gastrointestinal Cancer) Antigen Grade

Source:                              Human colion carcinoma.

Format:                              Purified, Liquid

Purification:                    Gel filtration and column chromatography.

Concentration:             20KU/ml（Roche ELICA）

Buffer:                             PBS, pH 7.4

Preservative:                  0.2%NaN3

Applications:                Immunogen, calibrator in immunoassays and in vitro studies.  Each laboratory should determine an optimum working titer for use in its particular application.  Other applications have not been tested but use in such assays should not necessarily be excluded.

Storage:                             Upon receipt, store at –20°C.

Inactivation:                   Not applicable.

Warnings:                       All human source materials have tested negative for HIV1, HIV2, HCV antibodies and HBsAg.  No test guarantees a product to be non-infectious.  Therefore, all material derived from human fluids or tissues 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.