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กระดาษทดสอบตะกั่ว ( 20 - 500 mg/l )
Sigma 分析化学--分析试剂目录-2价格_品牌:Sigma -丁香通官网
Cobalt Test colorimetric, 10-1000 mg/L (Co2+), MQuant®
Novel Anthocyanin-Based Colorimetric Assay for the Rapid, Sensitive, and Quantitative Detection of Helicobacter pylori
Mquant Sigma-Aldrich
Instant Lead Detection Kit - Lumetallix
Supelco Nitrate Test, colorimetric, 10-500 mg/L (NO3−), for Use with MQuant StripScan App
Lead Test Kit - 10 x Instant Testing Swabs for Lead (inc Lead Paint) Rapid Test Strips - Results in 20 Seconds.: : Industrial & Scientific
Electrochemical Glucose Sensors and Their Applications in Diabetes Management
500 20 Sigma-Aldrich
PooTe Lead Test Kit - Instant Lead Paint Test Kit with 60 Swabs - Accuracy Lead Testing Kit Results in 30 Seconds for Dishes, Paint, Ceramics, Toys, Wood, and Metal: : Industrial & Scientific
Lead Test colorimetric, 20-500 mg/L (Pb), MQuant®