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First Standard® 甲醇中23种磺胺混标溶液(GB/T21316-2007),100μg/mL
23 Sulfonamide Mix Solution in Methanol (GB/T21316-2007), 100μg/mLFirst Standard®天津
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First Standard® 乙腈中52 种农药混标溶液,100μg/mL
52 Pesticide Mix Solution in Acetonitrile, 100μg/mLFirst Standard®天津
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First Standard® 丙酮中39种农药混标溶液(GCMS),100μg/mL
39 Pesticide Mix Solution in Acetone, 100μg/mLFirst Standard®天津
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First Standard® 乙腈中30种农药混标溶液,100μg/mL
30 Pesticide Mix Solution in Acetonitrile, 100μg/mLFirst Standard®天津
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First Standard® 乙腈中6种农药混标溶液,100μg/mL
6 Pesticides Mix Solution in Acetonitrile,100μg/mLFirst Standard®天津
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First Standard® 甲醇中41种农药混标溶液(LCMS),100μg/mL
41 Pesticide Mix Solution in Methanol, 100μg/mLFirst Standard®天津
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First Standard® 乙醇中4种防腐剂混标溶液(GB 5009.31-2016),100μg/mL
4 Preservative Mix Solution in Ethanol (GB 5009.31-2016), 100μg/mLFirst Standard®天津
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First Standard® 乙腈中11种农药混标溶液(LCMS),100μg/mL
11 Pesticide Mix Solution in Acetonitrile, 100μg/mLFirst Standard®天津
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First Standard® 丙酮中19种有机氯农药混标溶液,100μg/mL
19 Organochlorine Pesticide Mix Solution in Acetone, 100μg/mLFirst Standard®天津
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First Standard® 甲醇中9种有机氯农药混标溶液,100μg/mL
9 Organochlorine Pesticide Mix Solution in Methanol, 100μg/mLFirst Standard®天津
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