Quantiferon 4 Tube Assay

Description: Human Anti-Yeast Extract IgG Antibody Assay Kit

Description: A competitive ELISA for quantitative measurement of Human True insulin in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.

Description: A competitive ELISA for quantitative measurement of Human True insulin in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.

Description: A competitive ELISA for quantitative measurement of Human True insulin in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.

Description: For quantitative determination of copper(II) ion and evaluation of drug effects on Cu metabolism. Key Features: Sensitive and accurate. Linear detection range 7 µg/dL (1.0 µM) to 300 µg/dL (47 µM) copper in 96-well plate assay. Simple and high-throughput. The simple procedure can be readily automated as a high-throughput assay in 96-well plates for thousands of samples per day. Improved reagent stability and versatility. The optimized formulation has greatly enhanced reagent and signal stability. Cuvet or 96-well plate assay. Method: OD359nm. Samples: Biological, environment, food and beverage. Species: All. Procedure: Assay takes 10 min. Kit size: 250 tests. Detection limit: 7 µg/dL (1.0 µM).

Description: For quantitative determination of indole and evaluation of drug effects on its metabolism. Key Features: Fast and sensitive. Use of 100µL sample. Linear detection range from 3 to 100 µM indole in 96-well plate assay. Convenient. The procedure involves adding a single working reagent, and reading the absorbance immediately. Method: OD565nm. Samples: Bacterial growth media and other biological samples. Species: All. Procedure: Assay takes 5 min. Kit size: 100 tests. Detection limit: 3 µM.

Description: For quantitative determination of lipase enzyme activity. Key Features: Sensitive and accurate. Linear detection range 40 to 1600 U/L lipase activity in 96-well plate assay. Convenient and high throughput. The procedure involves adding a single working reagent, and reading the optical density at 10 min and 20 min at room temperature or 37°C. Can be automated to process thousands of samples per day. Method: OD412nm. Samples: Serum, plasma, saliva, urine etc. Species: All. Procedure: Assay takes 20 min. Kit size: 100 tests. Detection limit: 40 U/L.

Description: For quantitative determination of urease activity and evaluation/screen for urease inhibitors. Key Features: Safe. Non-radioactive assay. Sensitive and accurate. As low as 0.003 U/L urease activity 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: OD670nm. Samples: Biological, environment etc. Species: All. Procedure: Assay takes 40 min. Kit size: 100 tests. Detection limit: 0.003 U/L.

Description: Quantitative determination of α-amylase activity by colorimetric (595nm) method. Procedure: 10 min. Kit size: 100 tests. Detection limit: 10 U/L. Shelf life: 6 months. Shipping: ambient temp; storage: 4°C.

Description: For quantitative determination of calcium ion Ca²⁺ and evaluation of drug effects on calcium metabolism. Key Features: Sensitive and accurate. Use as little as 5 µL samples. Linear detection range 0.08 mg/dL (20 µM) to 20 mg/dL (5 mM) Ca²⁺ in 96-well plate assay. Simple and high-throughput. The procedure involves addition of a single working reagent and incubation for 3 min. Can be readily automated as a high-throughput assay for thousands of samples per day. Improved reagent stability and versatility. The optimized formulation has greatly enhanced reagent and signal stability. Cuvet or 96-well plate assay. Low interference in biological samples. No pretreatments are needed. Assays can be directly performed on raw biological samples i.e., in the presence of lipid, protein and minerals such as magnesium, iron and zinc. Method: OD612nm. Samples: Biological, food and environment. Species: All. Procedure: Assay takes 3 min. Kit size: 500 tests. Detection limit: 0.08 mg/dL (20 µM).

Description: For quantitative determination of indican (indoxyl sulfate) in urine samples. Key Features: Fast and sensitive. Linear detection range: 0.2 - 20 mg/dL (8-800 µmoles/L). Fast and high-throughput. Homogeneous "mix-incubate-measure" type assay. Assay takes only 10 min. Can be readily automated for processing thousands of samples per day. Method: OD480nm. Samples: Urine. Species: All. Procedure: Assay takes 10 min. Kit size: 1000 tests. Detection limit: 0.2 mg/dL.

Description: For quantitative determination of indican (indoxyl sulfate) in urine samples. Key Features: Fast and sensitive. Linear detection range: 0.2 - 20 mg/dL (8-800 µmoles/L). Fast and high-throughput. Homogeneous "mix-incubate-measure" type assay. Assay takes only 10 min. Can be readily automated for processing thousands of samples per day. Method: OD480nm. Samples: Urine. Species: All. Procedure: Assay takes 10 min. Kit size: 100 tests. Detection limit: 0.2 mg/dL.

Description: For quantitative determination of ethanol and alcohol metabolism. Key Features: Sensitive and accurate. Detection range 0.04 - 4% alcohol in 96-well plate assay. Convenient and high-throughput. The procedure involves adding a single working reagent, incubation for 8 min, adding a Stop Reagent, and reading the optical density. Can be readily automated as a high-throughput 96-well plate assay for thousands of samples per day. Versatility. Assays can be executed in 96-well plate or cuvet. Method: OD580nm (Chemical). Samples: Alcoholic beverages etc. Species: All. Procedure: Assay takes 10 min. Kit size: 500 tests. Detection limit: 0.04%.

Description: For quantitative determination of glucose and evaluation of drug effects on glucose metabolism. Key Features: Sensitive and accurate. Use as little as 5 µL samples. Linear detection range 0.7 mg/dL (39 µM) to 300 mg/dL (16.6 mM) glucose in 96-well plate. Simple and convenient. The procedure involves addition of a single working reagent and incubation for 8 min in a boiling water bath. Improved reagent stability. The optimized formulation has greatly enhanced the reagent and signal stability. Low interference in biological samples. No pretreatments are needed. Assays can be directly performed on serum and plasma samples. Method: OD630nm. Samples: Biological, food and beverage. Species: All. Procedure: Assay takes 10 min. Kit size: 100 tests. Detection limit: 0.7 mg/dL (39 µM).

Description: A simplest, direct "Add-and-Measure" assay for phytase enzyme activity in agricultural and biological samples. Key Features: Simple and convenient: No complex detection reagents to mix. High sensitivity and wide detection range: Detection range of 0.01 to 20 U/L phytase in a 96-well plate assay. Fast and high-throughput: Homogeneous "mix-and-measure" assay allows for quantification of phytase activity within 60 minutes. Method: OD620nm. Samples: Enzyme extracts, agriculture and biological samples. Species: All (e.g. Wheat, Barley). Procedure: Assay takes 60 min. Kit size: 100 tests. Detection limit: 0.01 U/L.

Description: For quantitative determination of sulfate ion and evaluation of drug effects on sulfate metabolism. Key Features: Sensitive and accurate. Detection range 0.02 mM (0.19 mg/dL) to 2 mM (19.2 mg/dL) sulfate in 96-well plate assay. Simple and high-throughput. The procedure involves addition of a single working reagent and incubation for 5 min. Method: OD600nm. Samples: Serum, urine, food and environment. Species: All. Procedure: Assay takes 5 min. Kit size: 200 tests. Detection limit: 20 µM.

Description: For quantitative determination of total protein. Key Features: Sensitive and accurate. Use 10 mL samples. Detection range 0.06 - 1.0 mg /mL protein in 96-well plate assay. Simple and high-throughput. The "mix-and-read" procedure involves addition of a single working reagent and reading the optical density. Can be readily automated as a high-throughput assay in 96-well plates for thousands of samples per day. Low interference. Glucose, Tris, vitamins, and amino acids, DNA, RNA, salts, EDTA (< 12 mM), phenol (< 50 mM), urea (< 0.6 M), Triton (<0.1%) and SDS (< 0.1% SDS) do not interfere in the assay. Versatility: assays can be executed in 96-well plate or cuvet. Method: OD595nm (Bradford). Samples: Biological, food, agriculture etc. Species: All. Procedure: Assay takes 2 min. Kit size: 500 tests. Detection limit: 60 µg/mL.

Description: For quantitative enzymatic determination of urea. Key Features: Fast and sensitive. Linear detection range (20 µL sample): 1 mg/mL (0.17 mM) to 100 mg/mL (17 mM) urea in 96-well plate assay. Convenient. The procedure involves adding a single working reagent, and reading the absorbance after 5 minutes. Room temperature assay. No 37°C heater is needed. High-throughput. Homogeneous "mix-incubate-measure" type assay.Can be readily automated as a high-throughput 96-well plate assay for thousands of samples per day. Method: OD557nm. Samples: Urea in biological samples (e.g. plasma, serum, urine) and food/beverage samples (e.g. milk). Species: All. Procedure: Assay takes 5 min. Kit size: 100 tests. Detection limit: 1 mg/mL (0.17 mM).

Description: For quantitative determination of carbonyl groups or protein carbonyls and evaluation of drug modulators. Key Features: Fast and sensitive. Use of 100 µL sample. Linear detection range from 12 to 250 µM carbonyl in 96-well plate assay. Convenient. The procedure involves adding a single working reagent, and reading the absorbance after 30 min. High-throughput. Homogeneous "mix-incubate-measure" type assay. Can be readily automated on HTS liquid handling systems for processing thousands of samples per day. Method: OD375nm. Samples: Chemicals with carbonyl groups (e.g. ketones, aldehydes) or protein carbonyls in biological samples (e.g. oxidized BSA, etc). Species: All. Procedure: Assay takes 30 min. Kit size: 100 tests. Detection limit: 12 µM.