1 Chemical products for industrial use and scientific purposes, namely, buffers, chemically derived antibodies, enzyme substrates, and inorganic acids used for detection of health threatening substances in the environment; reagent test strips and test equipment sold as a kit that contain the solutions for performing analytical reactions for environmental analysis, toxicological analysis, foodstuff analysis, pharmacological analysis; chemical, biochemical and biological products for performing analytical studies for medical and veterinary research, namely, antibodies, antibody derivatives obtained through proteolysis, genetic engineering or chemical conjugation, namely conjugation with biotin, enzymes, fluorochromes chelating substances, unstable or rare isotopes, colored nano-particles, or immobilization on plastic surfaces or porous membranes for scientific and research purposes, in particular, diagnosis of disease, determination of health status of humans and animals, and detection of health threatening substances in the environment; chemical, biochemical and biological products for the performing of analytical studies, namely, monoclonal antibodies, antibody derivatives obtained through proteolysis, genetic engineering or chemical conjugation, namely conjugation with biotin, enzymes, luorochromes chelating substances, unstable or rare isotopes, colored nano-particles, or immobilization on plastic surfaces or porous membranes for scientific and/or research use, in particular, for the diagnosis of bodily excretions, namely, stool samples, urine, saliva, condensate from exhaled breath, whole blood, serum and cerebrospinal fluid, for the detection of microorganisms, bacteria, fungi, viruses, parasites, and their products, toxins, lectins, adhesions, and/or enzymes, as disease causing agents or indicators of the presence of these organisms or pathogenicity in the body and on internal body surfaces, detection and quantification of secretory products of exocrine glands as indicators of pathological conditions, detection of substances indicating malignant transformation of cells, DNA, RNA, proteins, peptides, or polysaccharides, derived from malignant cells or surrounding tissues triggered by the existence of malignant cells to produce such substances; chemical products for industrial use and scientific purposes, namely, buffers, chemically derived antibodies, enzyme substrates, and inorganic acids used for diagnosis of disease, health determinations of humans and other animals