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Spectra Por G235072 Float-A-Lyzer G2 Dialysis Device, 300000 MWCO, 10 mL; 12/Pk
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NCSZ-Al-10mg/L 标样/水质Al铝质控样10μg/mL
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NCSZ-Pb-10mg/L 标样/水质Pb铅质控样10μg/mL
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First Standard® 丙酮中10种杀虫剂混标溶液,100μg/mL
10 Insecticide Mix Solution in Acetone, 100μg/mLFirst Standard®天津
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First Standard® 甲醇中10种抗生素混标溶液,100μg/mL
10 Antibiotic Mix Solution in Methanol, 100μg/mLFirst Standard®天津
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First Standard® 甲醇中黄曲霉素M1溶液,10μg/mL
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伏杀硫磷标准溶液,2310-17-0,analytical standard,10μg/ml in acetone
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杀螟丹标准溶液,15263-53-3,analytical standard,10μg/ml,u=3% in methanol
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Cole-Parmer Cleaning Solution for Flame Photometers, 500 mL
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艾杰尔CleanertTPT专用柱2g/10mL, 20/Pk
Cleanert TPT艾杰尔天津艾杰尔固相萃取CleanertTPT专用柱Cleanert TPT2g/10mL, 20/Pk
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