"Titration Solutions"

Supplier: VWR Chemicals

Rubidium Standard, 10 ppm, VWR® ARISTAR®, Rubidium, Matrix: 2-5% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Terbium Standard, 1000 mg/L, VWR® ARISTAR®, Terbium, Matrix: 2-5% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Selenium Standard, 10 mg/L, VWR® ARISTAR®, Selenium, Matrix: 2% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Rhodium Standard, 10 ppm, VWR® ARISTAR®, Rhodium, Matrix: 2% HCl, Application: ICP-MS standards

Supplier: VWR Chemicals

Cobalt Standard, 10 mg/L, VWR® ARISTAR®, Cobalt, Matrix: 2-5% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Scandium Standard, 1000 mg/L, VWR® ARISTAR®, Scandium, Matrix: 2-5% HNO₃, Application: ICP-MS standards

Supplier: MP Biomedicals

HEPES (N-2-hydroxyethylpiperazine-N-2-ethane sulfonic acid) is a general purpose zwitterionic organic chemical buffering agent which does not bind magnesium, calcium, manganese(II) or copper (II) ions.

Supplier: MP Biomedicals

2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic acid is a useful indicator for calcium titrations with EDTA in the presence of magnesium.

Supplier: VWR Chemicals

Hafnium Standard, 10 mg/L, VWR® ARISTAR®, Hafnium, Matrix: 2% HNO₃/0,5% HF, Application: ICP-MS standards

Supplier: VWR Chemicals

Aluminium Standard, 1000 mg/L, VWR® ARISTAR®, Aluminium, Matrix: 2-5% HNO₃, Application: ICP-MS standards

Supplier: PanReac AppliChem

Potassium hydrogen phthalate 99.95-100.05% (by titrimetric analysis on dry substance), white crystalline powder ACS secondary standard for volumetric titrations

Supplier: MP Biomedicals

MOPS is used as a biological buffer.

Supplier: VWR Chemicals

CRM's - secondary reference materials intended for standardisation of volumetric solutions in accordance with the Pharmacopoeia (Ph. Eur. and USP). These volumetric standards are prepared from high purity salts. Certified mass fraction is determined by classical analysis according to ISO/IEC 17025. Homogeneity and stability studies have been performed according to the requirements of ISO 17034 and ISO Guide 35. All volumetric standards are traceable to SI (NIST or BAM).

Supplier: SciLabware

Borosilicate glass with interchangeable PTFE key, Class AS.

Supplier: SciLabware

Acrylic, with PMP/PE stopcocks, class B.

Supplier: MACHEREY-NAGEL

Reagents for the determination of hardness in water samples.