A 1.5 mL concentrate in Methanol for determination of GRO. Formulated in the NELAC range of 400 - 4000 ug/L. (Supplied in duplicate)

A 5.0 mL sample for dilution to 1000 mL. Can be used for IR methods as well as Gravimetric methods. Formulated in the NELAC range of 20 - 200 mg/L. Each ampule produces 1 liters of sample. (Supplied in duplicate)

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A 1.5 mL concentrate in Acetonitrile for determination of PAHs by Methods 610 and 8310. (Supplied in duplicate) 

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A 1.5 mL concentrate in Acetone for use with Methods 604/8040/8041 or 625/8270. Supplied in duplicate to provide adequate sample for multiple methods requirements or for multiple analysts.

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A 5.0 mL concentrate for determination of Perchlorate. Formulated in the range of 4.0 - 20 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

UN No.: 3264

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Niobium ICP Standard, 1000 ppm Nb in 3% HNO₃

Single and Multi-Element Standards for Ion Chromatography, Ion chromatography (IC) is an analytical process for the separation of ions based on charge affinity. IC can be used for a variety of different kinds of charged analytes from single elements to large proteins. In order to ensure accurate…

A 1.5 mL concentrate in Methanol for determination of Supplemental Volatiles. (Supplied in duplicate)

A 21 mL concentrate for determination of Mercury. Formulated in the NELAC range of 3.0 - 30 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate) 

MDL No: MFCD00011137 UN No: UN3264; Haz Class: 8; Packing Group: III Liquid, Ni in 5% HNO₃

Single and Multi-Element Standards for Ion Chromatography, Ion chromatography (IC) is an analytical process for the separation of ions based on charge affinity. IC can be used for a variety of different kinds of charged analytes from single elements to large proteins. In order to ensure accurate…

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A certified Snap-N-Spike(R) solution suitable as starting material in calibrators or controls in LC/MS or GC/MS n-desmethylzopiclone testing methods for applications such as urine drug testing, clinical toxicology, or forensic analysis. N-desmethylzopiclone is a primary, inactive metabolite of…

A long-term urinary metabolite of hydromorphone, a very potent opioid analgesic marketed under brand names including Palladone and Dilaudid. Hydromorphone is often used medicinally as an alternative to morphine for treatment of pain or as a cough suppressant for painful coughing resulting from…

EC No: 231-714-2 MDL No: MFCD00011130 UN No: UN3264; Haz Class: 8; Packing Group: III Liquid, Nd₂O₃ in 5% HNO₃

6alpha-Naloxol is a metabolite of naloxone, an opiate drug used to counter the effects of opioid overdose. This certified reference solution is suitable as starting material for preparation of calibrators and controls in naloxone testing by LC/MS or GC/MS for forensic analysis, urine drug testing,…

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1000ppm Nitrite as N in reagent water. Nitrite as N source is high purity sodium nitrite. Stores refrigerated. Packaged in 500mL HDPE bottle. A NSIT Traceable, ISO34 Certified Reference Material.

Nitrate standard for use with Nitrate Ion selective electrodes. 1000 ppm concentration 475 mL

Single and Multi-Element Standards for Ion Chromatography, Ion chromatography (IC) is an analytical process for the separation of ions based on charge affinity. IC can be used for a variety of different kinds of charged analytes from single elements to large proteins. In order to ensure accurate…

A 3.2 mL concentrate for determination of Oil and Grease. Formulated in the NELAC range of 20 - 200 mg/L. Each ampule produces 3 liters of sample. (Supplied in duplicate)

A 110 mL sample for Ignitability in the range of 100 - 200°F. Ground Shipping Only. Not supplied in duplicate.

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Concentration: 250ppm Composition: Water 99.58%, Chloroform 0.30%, Sodium Nitrite 0.12% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Colorless liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 6 Months Storage:…