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Loss on drying PT, proficiency testing material, Supelco®

Supplier: Merck

Loss on Drying PT, Proficiency Testing Material

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Vitamins - IR identification PT, proficiency testing Material, Supelco®

Supplier: Merck

Vitamins - IR Identification PT, Proficiency Testing Material

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Residual Solvents Class 1 PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Residual Solvents Class 1 PT, Proficiency Testing Material

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Residual Solvents Class IIA PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Residual Solvents Class IIA PT, Proficiency Testing Material

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Melting range PT, proficiency testing material, Supelco®

Supplier: Merck

Melting Range PT, Proficiency Testing Material

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Mysid (Mysidopsis bahia, Americamysis bahia), Proficiency Testing Material, Supelco®

Supplier: Merck

Mysid (Mysidopsis bahia, Americamysis bahia), 7-day Chronic, daily renewal, SSW, Proficiency Testing Material

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Antibiotics - IR Identification PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Antibiotics - IR Identification PT, Proficiency Testing Material

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Conductivity PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Conductivity PT, Proficiency Testing Material

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Total Organic Carbon (TOC) PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Total Organic Carbon (TOC) PT, Proficiency Testing Material

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Oil and grease in seawater - whole volume - WP proficiency testing material, Supelco®

Supplier: Merck

Oil and Grease in Seawater - Whole Volume - WP, Proficiency Testing Material

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pH <791> PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Suitable for 791 per USP. Proficiency Testing Kit containing three samples ranging from pH 5,0 to 10,00.

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Fathead minnow (Pimephales promelas), Proficiency Testing Material, Supelco®

Supplier: Merck

Fathead minnow (Pimephales promelas), 7-day Chronic, daily renewal, MHSF, Proficiency Testing Material

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Ceriodaphnia dubia, proficiency testing material, Supelco®

Supplier: Merck

Ceriodaphnia dubia, 3-Brood Chronic, daily renewal, MHSF, Proficiency Testing Material

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Sheepshead minnow (Cyprinodon variegatus), Proficiency Testing Material, Supelco®

Supplier: Merck

Sheepshead minnow (Cyprinodon variegatus), 7-day Chronic, daily renewal, SSW, Proficiency Testing Material

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Gas Chromatography <621> PT, Proficiency Testing Material, Supelco®

Supplier: Merck

Gas Chromatography <621> PT, Proficiency Testing Material

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Daphnia pulex, Proficiency Testing Material, Supelco®

Supplier: Merck

Daphnia pulex, 48-hr Acute, nonrenewal, 25C, MHSF, Proficiency Testing Material

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Inland silverside (Menidia beryllina), proficiency testing material, Supelco®

Supplier: Merck

Inland silverside (Menidia beryllina), 7-day Chronic, daily renewal, SSW, Proficiency Testing Material

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Inland silverside (Menidia beryllina), 7-day Chronic, daily renewal, SSW, Supelco®

Supplier: Merck

Inland silverside (Menidia beryllina), 7-day Chronic, daily renewal, SSW

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Mysid (Mysidopsis bahia, Americamysis bahia), 7-day Chronic, daily renewal, SSW, Supelco®

Supplier: Merck

Mysid (Mysidopsis bahia, Americamysis bahia), 7-day Chronic, daily renewal, SSW

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Inland silverside (Menidia beryllina), 48-hr acute, nonrenewal, 25 °C, SSW, Supelco®

Supplier: Merck

Inland silverside (Menidia beryllina), 48-hr Acute, nonrenewal, 25 °C, SSW

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