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Standards & References

Certified standards and reference materials for instrument calibration and analytical quality control. Standards traceable to recognized metrology bodies.

153 products

CONDUCTIVITY STANDARD (20µmhos/cm)

SKU: SC-0022
Formula: Mélange
Grade: Certified
CAS Number: Mélange
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CHLORIDE STANDARD 1000 PPM Cl-

SKU: CS-1000
Formula: Mélange
Grade: Standard
CAS Number: Mélange
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SOLUTION DE RÉFÉRENCE ZINC 10000 PPM

SKU: XAI-0350
Grade: ICP-MS Standard
CAS Number: Mélange
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STANDARD TURBIDITÉ 20 NTU

SKU: ST-0020
Grade: Certified
CAS Number: Mélange
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TUBIDITY STANDARD 10NTU

SKU: ST-0010
Formula: Mélange
Grade: Certified
CAS Number: Mélange
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TUBIDITY STANDARD 1 NTU

SKU: ST-0001
Formula: Mélange
Grade: Certified
CAS Number: Mélange
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STANDARD DE CHLORE

SKU: SS-9100
Grade: Certified
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SODIUM CHLORIDE (100PPM)

SKU: SS-8100
Formula: NaCl
Grade: Certified
CAS Number: 7647-14-5
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SOLUTION STANDARD "SULFATE"

SKU: SS-4500
Grade: Certified
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ASTMD2419, STOCK SOLUTION

SKU: SS-2419
Formula: Mélange
Grade: Certified
CAS Number: Mélange
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Standard de calcium pour dureté, 80-100mg/L (CaCO3)

SKU: SD-0810
Grade: Certified
CAS Number: 471-34-1
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CONDUCTIVITY STANDARD (80mmhos/cm)

SKU: SC-8888
Formula: Mélange
Grade: Certified
CAS Number: Mélange
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