Quality Control and Proficiency Samples
Verichem Laboratories Reference Kit Matrix Plus™ Chemistry 1 X 15 mL
Protein based, ready-to-use liquid. No glycols, azides or surfactants. Known concentrations verified against available NIST standard reference material. Glucose, Urea Nitrogen, Creatinine, Calcium, Phosphorus, Magnesium, Triglyceride Analytes
Verichem Laboratories BILIRUBIN STD LVL F 2X5ML
This product is not sold separately and must be ordered with Bilirubin Standard Kit Direct Bilirubin values may vary with methodology and conditions of assay Identical matrix as Verichem 9450 Bilirubin Standard Kit for optimum linearity Protein based, ready-to-use liquid No glycols, azides or surfactants Concentrations verified against available NIST Standard Reference Material Stable 5 days after opening when refrigerated
ERA WATERS CORP MERCURY, WS
One 15 mL screw-cap vial yields up to 1 liter after dilution. Use with CVAA, ICP-MS or CVAFS methods.
ERA WATERS CORP NITRITE STANDARD 1000PPM 25ML
One 125 mL standard containing Nitrate as N at 1000 mg/L in H2O. This CRM is covered by ERA's ISO Guide 34 accreditation.
ERA WATERS CORP PHOSPHATE STD 1000MG/L 500ML
One 500 mL standard containing Phosphate as P at 1000 mg/L in H2O. This CRM is covered by ERA's ISO Guide 34 accreditation.
ERA WATERS CORP NITRITE STD 1000MG/L 500ML
One 500 mL standard containing Nitrite as N at 1000 mg/L in H2O. This CRM is covered by ERA's ISO Guide 34 accreditation.
ERA WATERS CORP CHLORIDE STD 1000MG/L 500ML
Chloride - 1000 mg/l, 500 ml One 500 mL standard containing Chloride at 1000 mg/L in H2O. This CRM is covered by ERA's ISO Guide 34 accreditation.
ERA WATERS CORP THMS QC STD
One 2 mL flame-sealed ampule yields in excess of 200 mL after dilution. Contains all of the analytes below at 5-50 ug/L.
ERA WATERS CORP TURBIDITY
One 15 mL screw-cap vial yields up to 1 liter after dilution. Use with nephelometric methods.
ERA WATERS CORP TRACE METALS
One 15 mL screw-cap vial yields up to 1 liter after dilution. Use with AA, ICP-OES or ICP-MS and selected colorimetric methods.
ERA WATERS CORP HETEROTROPHIC PLATE COUNT
Each sample is one lyophilized standard containing a Heterotrophic bacteria present in the range 5-500 CFU/mL or MPN/mL. Use with the Standard Methods 9215B - Pour Plate Method, and Most Probable Number (MPN) Method (simplate).
SPEX CERTIPREP LLC 3P NSI OIL 40G/ML STD 25/10ML
(NSI by Zeptometrix) Oil and Grease Method 1664 Recovery Standard (0.2%) Snip, 20 x 10mL
Verichem Laboratories ELECTROLYTE STANDARD KIT
Protein-based, liquid standards Intended for calibration verification or calibration Suitable for most direct ISE, diluted ISE and cesium flame Glycol and surfactant free for maximum electrode protection Revised formulation for lithium direct ISE