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New In-Stock Product | o-Nitrophenyl-α-D-galactopyranoside (ONP-α-Gal, CAS: 19887-85-5) Now Available: A Classic Chromogenic Substrate for α-Galactosidase
2026/1/27 15:40:38o-Nitrophenyl-α-D-galactopyranoside (ONP-α-Gal, CAS: 19887-85-5) is a classic chromogenic substrate for α-galactosidase detection. GeneSeqTools offers this reagent in ready stock across multiple packaging sizes—10 g, 25 g, and 100 g—with custom packaging options available upon request. Featuring excellent chemical stability and batch-to-batch consistency, ONP-α-Gal is ideal for academic researchers and industrial users developing highly reproducible and reliable enzymatic assays.
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In Stock Series | Precisely Target E. coli: A Versatile Chromogenic System with Multiple β-D-Glucuronidase (GUS) Substrate Options
2026/1/23 16:59:20How can the specific enzymatic activity of Escherichia coli be converted into a visible signal? This article focuses on β-D-glucuronidase (GUS) and its family of chromogenic substrates, explaining the rapid, specific, and visual detection principle behind this widely used method. GeneSeqTools offers a mature and reliable β-GUS detection system, with a comprehensive substrate portfolio covering indigo blue, magenta, salmon red, and other distinct colors—available in both solid chromogenic and liquid colorimetric formats. Ready stock in multiple packaging sizes supports robust assay development for food safety, water quality, and environmental monitoring applications.
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【Domestic Exclusive – In Stock】Refined Through Three Generations of Innovation: Acridinium Ester Label NSP-DMAE-HEG-Glu-NHS
2026/1/20 17:07:38Mastering a highly challenging synthetic process, GeneSeqTools is the sole domestic supplier offering this reagent in ready stock! NSP-DMAE-HEG-Glu-NHS features a hydrophilic HEG (hexaethylene glycol) spacer—a hallmark of third-generation acridinium ester technology. This advanced structure delivers exceptional performance: ultra-high sensitivity, rapid flash kinetics with minimal interference, long-term stability, and easy conjugation. The result? Superior signal-to-noise ratios and significantly lower limits of detection. Available now in stock, with custom packaging options supported.
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In Stock Series | Simplifying β-D-Galactosidase Detection: A One-Stop Solution from Chromogenic to Fluorescent Substrates
2026/1/14 16:18:39From the classic chromogenic substrate X-Gal to highly sensitive fluorescent readouts, GeneSeqTools has established a comprehensive and robust detection system for β-D-galactosidase (β-Gal). The GeneSeqTools β-Gal substrate portfolio covers multi-color chromogenic options and quantitative fluorescent probes. Available in multiple formats and ready-to-ship stock, these reagents accelerate microbial detection and streamline the development of IVD (in vitro diagnostic) products.
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In Stock Series | Chromogenic Substrates for α-D-Galactosidase: Precisely Target Enterococcus and Other Indicator Microbes
2026/1/7 16:22:38α-D-Galactosidase is a classic enzymatic marker for Enterococcus and other indicator microorganisms. GeneSeqTools offers three chromogenic substrates—X-α-Gal, Salmon-α-Gal, and Magenta-α-Gal—producing distinct blue, pink, and magenta/violet colors, respectively. These substrates are ideal for chromogenic culture media, water quality monitoring, and food safety testing. Available in ready stock for immediate shipment with significant cost advantages over imported alternatives.
