For quantitative and direct determination of formaldehyde concentrations in biological, food and environmental samples. Key Features: Safe. Non-radioactive assay. Sensitive and accurate. As low as 1.5 µ M (45 ppb) formaldehyde can be quantified. Homogeneous and convenient. "Mix-incubate-measure" type assay. No wash and reagent transfer steps are involved. Robust and amenable to HTS: Can be readily automated on HTS liquid handling systems for processing thousands of samples per day. Method: FL370/470nm. Samples: Biological, food, beverage, environment. Species: All. Procedure: Assay takes 30 min. Kit size: 100 tests. Detection limit: 1.5 µ M (45 ppb) .