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Formaldehyde in Water, PT Proficiency Testing Material, MilliporeSigma™ Supelco™

Catalog No. 111002533
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20 mL
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Catalog No. Quantity
111002533 20 mL
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Catalog No. 111002533 Supplier Merck Emd Millipore Supplier No. PE138020ML

Description

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

This PT sample is supplied as a 20 mL concentrate. The solvent for this sample is water. Sample preparationTo prepare solution, partially fill a 1000-mL volumetric flask with ammonia-free, reagent-grade water (near 20 degrees C). Open ampule PEO-417 (be careful to avoid cuts on glass) and transfer 10.0 mL of concentrate to the volumetric flask. Fill the volumetric flask to volume with reagent-grade water and mix well. The sample is now ready for immediate analysis.

Specifications

Packaging Ampule
Quantity 20 mL
Concentration or Composition (by Analyte or Components) Formaldehyde 5-500 mg/L