Cationic Standards

Avantor offers a wide range of certified cationic standards designed for instrument calibration in ion-exchange chromatography (IC) applications, which can be applied toward environmental or food analysis and quality control. IC is an analytical technique used for the separation and quantification of anions and cations in aqueous samples. Avantor offers high-purity, well-defined reference materials ideal for low-ppm level quantification or trace analysis. Bottles of cationic standards are available for a range of elements.

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Gallium standard solution, 1000 mg/L Ga in dilute nitric acid (from Ga(NO?)?) Certipur® standard for ICP, Supelco®

Supplier: Merck

Gallium Standard, 1000 mg/L, Certipur®, Supelco®, Gallium, Matrix: 2-3% HNO₃, Application: ICP standards

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Zinc standard solution, concentrate, 1000 mg Zn in 0,06% hydrochloric acid (from ZnCl₂) Titrisol® standard for AAS, Supelco®

Supplier: Merck

Zinc Standard, 1000 mg, Titrisol®, Supelco®, Zinc, Matrix: 2 M HNO₃, Application: AAS standards

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Nickel standard solution, concentrate, 1000 mg Ni in water (from NiCl₂) Titrisol® standard for AAS, Supelco®

Supplier: Merck

Nickel Standard, 1000 mg, Titrisol®, Supelco®, Nickel, Matrix: H₂O, Application: AAS standards

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Barium standard solution, 1000 mg/L Ba in dilute nitric acid (from Ba(NO₃)₂) Certipur® standard for ICP, Supelco®

Supplier: Merck

Barium Standard, 1000 mg/L, Certipur®, Supelco®, Barium, Matrix: Nitric acid dil., Application: ICP standards

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Strontium standard solution, 1000 mg/L Sr in dil. nitric acid (from Sr(NO₃)₂) Certipur® standard for ICP, Supelco®

Supplier: Merck

Strontium Standard, 1000 mg/L, Certipur®, Supelco®, Strontium, Matrix: Nitric acid dil., Application: ICP standards

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Silicon standard solution, 10000 mg/L Si in 4% sodium hydroxide solution (from SiO₂) Certipur® standard for ICP, Supelco®

Supplier: Merck

Silicium Standard, 10000 mg/L, Certipur®, Supelco®, Silicon, Matrix: 4% NaOH, Application: ICP standards

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Vanadium standard solution, 1000 mg/L V in dil. nitric acid (from ((NH₄)VO₃) Certipur® standard for ICP, Supelco®

Supplier: Merck

Vanadium Standard, 1000 mg/L, Certipur®, Supelco®, Vanadium, Matrix: Nitric acid dil., Application: ICP standards

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Elemental impurities - Certified Reference Materials for ICH Q3D, USP 232, USP 2232, and Ph.Eur. 5.20

Supplier: Merck

For the new adapted USP <232> and Ph.Eur.Suppl. 9.3 chapters, Merck offers TraceCERT® element mixes with element ratio corresponding to the oral concentrations of the ICH Q3D guideline, Standard 1 is a mix which covers class 1, 2A and some of 2B elements; Standard 2 is a mix which covers the remaining 2B class elements; Standard 3 is a mix which covers all class 3 elements.

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Gadolinium(III) chloride solution, NMR reference standards, Supelco®

Supplier: Merck

Gadolinium Standard, Gadolinium(III) chloride solution, NMR reference standard, water 25 %, DSS 0.1 %, 0.1 mg/ml, Supelco®, Matrix: D₂O (99.9 atom % D)