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[Domestic Exclusive] In Stock | S-2586: Chromogenic Substrate for Chymotrypsin Activity Analysis
2026/5/21 16:19:30Addressing the need for data reproducibility and methodological stability in enzyme kinetics research, GeneSeqTools introduces the chymotrypsin chromogenic substrate S-2586, available in various salt forms to meet specific customer requirements. Based on the classic pNA chromogenic mechanism, this product offers low background, high compatibility, and the advantage of continuous kinetic monitoring. It is suitable for enzyme activity analysis, substrate specificity studies, and inhibitor screening. Available in stock with customizable packaging.
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In Stock | PNP-Phos Choline (CAS: 21064-69-7): Chromogenic Substrate for Phospholipase C Detection in Enzyme Activity Assays and Inhibitor Screening
2026/5/15 14:55:59PNP-Phos Choline (4-Nitrophenyl Phosphorylcholine, CAS: 21064-69-7) is a classic chromogenic substrate for PLC activity analysis, compatible with standard 405 nm microplate readers. It is widely used in scenarios such as PLC enzyme activity assays and inhibitor screening. GeneSeqTools provides high-purity products (≥98% by HPLC) in stock with stable batch-to-batch consistency, helping to reduce methodological fluctuation risks in long-term projects.
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In Stock | S-2765: The Classic Chromogenic Substrate for Coagulation Factor X / FXa Detection
2026/5/13 11:02:57S-2765 (Z-D-Arg-Gly-Arg-pNA · 2HCl, CAS: 113711-77-6) is a classic chromogenic substrate for Coagulation Factor Xa (FXa). It is widely used in Factor X activity assays, anti-Xa kit development, and heparin drug activity detection. GeneSeqTools provides a domestic alternative with stock available, suitable for coagulation testing and automated biochemical platforms. We support full-scenario needs ranging from R&D trials to large-scale production.
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New In-Stock Product | MONNA (1572936-83-4): A Classic Inhibitor for Ca²⁺-Activated Chloride Channel Research
2026/5/8 15:20:46MONNA (CAS: 1572936-83-4) is a highly selective inhibitor of TMEM16A/ANO1, suitable for electrophysiological analysis, cell membrane ion transport, and CaCC mechanism research. It effectively inhibits at low concentrations with less background interference. With a purity of ≥98% (HPLC), it comes in flexible specifications from 10 mg to 1 g, offering research-grade quality and faster domestic delivery.
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Recommended Series | Cathepsin B Specific Substrates: A Complete Solution from Colony Screening to Precise Quantification
2026/4/30 9:25:33Cathepsin B detection requires coverage of different experimental stages: from rapid screening of engineered strains to precise quantification of enzyme activity. GeneSeqTools introduces the Z-Arg-Arg substrate series, covering three types of substrates: chromogenic (4MβNA/βNA), colorimetric (pNA), and fluorescent (AMC), which are suitable for colony screening and enzyme activity assays, respectively. Starting from the selection logic, this article analyzes the application scenarios and combination strategies of different substrates to help you find the most suitable detection solution.
