Combining a photocatalytic reaction system with a gas chromatograph is a key step in online analysis. This article clarifies tubing design, carrier-gas matching, calibration workflow, and common faults to help you avoid detours and obtain clean data.

The μGAS1000 and μGAS1001 both belong to Perfectlight's micro-gas reaction evaluation systems, with slight differences in positioning and configuration. This article compares them from three aspects—reaction system, detection capability, and expansion in

Photocatalytic mechanism research needs to infer reaction pathways from the product spectrum. This article introduces how trace-gas online detection helps researchers capture intermediates and verify mechanisms, and forms an evidence chain together with s

An online photocatalytic analysis system automates gas-product quantification through reaction–injection–detection linkage. This article breaks down its working principle and systematically explains its advantages over offline sampling in repeatability an

When building a photocatalytic activity evaluation system, online gas chromatography and offline sampling each have pros and cons. This article compares them across efficiency, repeatability, and data quality, and gives selection advice for pairing the μG

Photoelectrocatalytic CO2 reduction yields diverse products (CO, CH4, C2+, etc.), and offline detection easily misses products and fails to track dynamics. This article presents an online detection workflow combining the μGAS1000 with gas chromatography,

The H2 evolution rate in photocatalytic water splitting is a core metric for evaluating catalyst activity. This article introduces the method, calibration steps, and common error sources for real-time H2 monitoring using the μGAS1000 and online gas chroma

The μGAS1001 micro-gas reaction evaluation system integrates a photocatalytic reactor with online gas chromatography to enable real-time quantification of H2, O2, and CO2 reduction products. This article explains its working principle, typical configurati

Faced with xenon, LED, and solar simulators, how should a lab choose? This article compares them across spectrum, stability, cost, and use case, and gives a 2026 decision framework for photochemical and photocatalytic light sources.

A photochemical light source is not an isolated lamp but a system of "source – homogenization/guiding – filtering – calibration – reactor." This article gives a complete configuration checklist and matching logic from the photochemical reactor to the ph

Optical filters are the basic accessory for tailoring spectra and isolating bands in photochemical experiments. This article introduces filter types (long-pass, short-pass, band-pass, neutral density), their use in photocatalysis and AQY testing, and sele

Light power meters and irradiance meters are indispensable calibration tools in photochemistry. This article clarifies their difference, why irradiance must be measured at the true sample position, and the units and calibration conventions for irradiance