Sechang Instruments Blog — Industrial Measurement Guides

Bioluminescent Bacteria vs. Daphnia Magna Toxicity Testing: Which Bioassay Is Right for Your Facility? EN

Bioluminescent bacteria vs Daphnia magna toxicity testing: ISO 11348 vs OECD 202 comparison by sensitivity, cost, and throughput for water compliance.

water quality toxicity bioassay Microtox Daphnia

Aug 8, 2026 · 2,624 words

Water Toxicity Testing Field Guide: Bioassay Monitoring for Wastewater Treatment and Drinking Water Compliance EN

Water toxicity bioassay guide: detect mixture toxicity missed by BOD/COD. Covers Microtox M500, TU calculation, and wastewater treatment compliance.

water quality toxicity bioassay Microtox

Aug 7, 2026 · 2,735 words

Microtox® Toxicity Analyzer Complete Guide: M500 vs LX Comparison and Water Toxicity Screening Selection EN

Microtox® M500 vs LX: bioluminescence water toxicity analyzer selection guide. ISO 11348 compliant. Choose by throughput, budget, and automation needs.

water toxicity Microtox bioluminescence environmental testing ISO 11348

Aug 6, 2026 · 1,205 words

수질 유해원소 측정 종합 가이드 — 비소·브롬·셀레늄·스트론튬-90·수은 한

음용수부터 산업폐수, 방사성 오염수까지 대표 유해원소 비소·브롬·셀레늄·스트론튬-90·수은의 측정 방법과 기준을 한눈에 정리한 종합 허브 가이드.

ES Hub 수질측정 유해원소 중금속

Aug 5, 2026 · 1,300 words

Dissolved CO₂ Continuous Monitoring Guide for Aquaculture and Water Treatment: Online Analyzers vs. Portable Meters EN

Dissolved CO2 analyzer for aquaculture and water treatment: continuous monitoring, online versus portable comparison, and sensor selection.

water quality CO2 aquaculture RAS water treatment

Aug 5, 2026 · 1,220 words

Dissolved Oxygen (DO) Sensor Installation & Field Setup Guide: Aeration Tanks, Rivers, and Aquaculture EN

DO sensor installation guide for aeration tanks, rivers, and aquaculture. Covers positioning and calibration for reliable dissolved oxygen measurement.

water quality DO dissolved oxygen field setup

Aug 4, 2026 · 1,519 words

반도체 초순수(UPW) 공정별 비저항·TOC 기준 매트릭스 한

CVD, CMP, 세정 등 반도체 공정 단계별 초순수(UPW) 비저항과 TOC 관리 기준을 매트릭스로 정리하고 측정점 배치 원칙을 제시합니다.

semiconductor upw resistivity toc process-specification

Aug 2, 2026 · 1,450 words

Pesticide Residue Maximum Limits for Fruits and Vegetables: Field Measurement Practices and Regulatory Compliance Guide EN

PLS pesticide residue limits, field-detector sensitivity limits, and the standard inspection sequence: screening, confirmation, and recordkeeping.

잔류농약 허용기준 과일채소

Aug 1, 2026 · 1,115 words

Pesticide Residue Detector Selection Guide: Portable Field Instruments vs. Laboratory Analysis Systems EN

Pesticide residue detection guide: enzyme-inhibition and immunoassay principles, portable field vs laboratory GC-MS comparison, and inspection procedures.

잔류농약 검출기 농산물

Aug 1, 2026 · 1,043 words

H₂O₂ Concentration Management Standards for Food and Medical Environments: Measurement Practices and Regulatory Limits EN

H2O2 residual standards for food (MFDS 1ppm) and medical (ISO 14937) environments, measurement frequency, membrane replacement, and precautions.

H2O2 과산화수소 소독

Jul 31, 2026 · 1,109 words

Hydrogen Peroxide (H₂O₂) Meter Selection Guide: Disinfection, Sterilization, and Semiconductor Applications EN

H2O2 measurement guide: electrochemical and colorimetric principles, recommended concentrations for disinfection and semiconductor, and DPM2 selection.

H2O2 과산화수소 측정기

Jul 31, 2026 · 1,099 words

Semiconductor Ultrapure Water Resistivity Measurement Complete Guide: MΩ·cm vs. µS/cm Explained EN

Semiconductor UPW resistivity guide: inverse relation to conductivity, SEMI F57 standards, power options, and RES-4310RS usage.

비저항 반도체 순수

Jul 30, 2026 · 1,187 words