Independent reviews of specific bioprocess sensors synthesised from peer-reviewed literature. Each review aggregates performance, limitations, and deployment patterns from published studies that tested the product in real bioreactor conditions — no vendor marketing, no opinion pieces, just what the evidence says.
Optical luminescence and polarographic DO probes deployed in reusable stainless steel and single-use bioreactors.
Luminescence-quenching optical DO probe with integrated Arc transmitter. Five peer-reviewed deployment studies across CHO, microbial, Sf9, and yeast processes — accuracy, drift, response-time, and long-run reliability evidence.
DO sensorNon-invasive optical oxygen sensor spot family read through transparent vessel walls. Six peer-reviewed deployment studies across 3D culture, tissue engineering perfusion bioreactors, and microcavity organoid arrays — accuracy, drift, and 70-day stability evidence.
DO sensor96-channel contactless optical oxygen reader using REDFLASH luminescence chemistry (red excitation, NIR emission). Five peer-reviewed deployment studies covering high-throughput organ-on-chip OUR, microfluidic hypoxia control, cyclic-hypoxia RBC deformability, in vivo and 3D spheroid hypoxia mapping, and intra-spheroid O2 depth profiling.
The Mettler Toledo InPro 6950i review is on hold pending sufficient peer-reviewed deployment evidence (see VENDOR-REVIEWS-PLAN.md). Each review will be published when we reach at least 3 quality citations per vendor.
Capacitance (viable cell volume) and optical (total biomass) sensors for mammalian, microbial, and insect cell culture.
Radio-frequency dielectric capacitance probe for viable biomass in stirred-tank and single-use bioreactors. Seven peer-reviewed deployment studies covering 50–2000 L CHO scale-up, perfusion VCD auto-control, conductivity-channel contamination detection, and apoptosis early-warning — with reported limitations of single-frequency models in the late stationary phase.
Biomass probeRadio-frequency dielectric capacitance probe for viable cell density in stirred-tank and single-use bioreactors. Nine peer-reviewed studies covering a BMS N-1 perfusion deployment across 5–500 L, GMP CHO process control, single-frequency vs frequency-scanning accuracy, conversion-model recalibration, and the late-culture divergence problem.
A Hamilton Dencytee optical density review will appear here as soon as its peer-reviewed deployment studies cross the 3-citation publishing threshold.
Process-analytical spectroscopy platforms for in-line glucose, lactate, antibody, and bulk composition monitoring.
Multi-channel bioprocess Raman analyzers with Rxn-10/40/41/45/46 immersion probes; 532, 785, and 993 nm excitation options. Five peer-reviewed deployment and modelling studies covering Biogen 993 nm autofluorescence rescue, Novartis 35-cultivation multi-clone and multi-scale (2 L to 10,000 L) model transferability, and a multi-site European generic PLS calibration under 10 percent error.
Mettler Toledo ReactRaman and Nirrin TALOS/ATLAS NIR reviews are queued. PAT analyser literature is dense — Paik 2018 parallel comparison and the Esmonde-White 2017 and 2021 reviews are the key starting points for the Mettler and Nirrin pages.
Electrochemical glass electrodes, optical pH spots, CO₂ sensors, and conductivity probes.
pH sensor reviews follow the DO and biomass categories. If you want to suggest a specific product for review, add it to VENDOR-REVIEWS-PLAN.md in the project root.
User-submitted reviews are added to each sensor's page when ≥5 reviews per vendor arrive. Help build the crowd-review layer via the sensor experience survey (launching soon) — 3 minutes, anonymous option available, published only after moderation.