Selenium standard solution, 1000 mg/L Se in 0,5 M nitric acid (from SeO₂) Certipur® standard for AAS, Supelco®

: Merck

Selenium standard solution, 1000 mg/L Se in 0,5 M nitric acid (from SeO₂) Certipur® standard for AAS, Supelco®

: Merck

: Traceable to SRM from NIST.

Environmentally Preferable:

Certipur

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Frequently Bought Together

Thallium standard solution, 1000 mg/L Tl in 0,5 M nitric acid (from TlNO₃) Certipur® standard for AAS, Supelco®

: Merck

Yttrium standard solution, 1000 mg/L Y in dil. nitric acid (from Y(NO₃)₃) Certipur® standard for ICP, Supelco®

: Merck

Potassium standard solution, 1000 mg/L K in 0,5 M nitric acid (from KNO₃) Certipur® standard for AAS, Supelco®

: Merck

Sodium hydroxide ≥98%, pellets, GPR RECTAPUR®

: VWR Chemicals

VWR® ARISTAR®, Sodium Standard Solutions for ICP-MS

: VWR Chemicals

Nitric acid 65%, Suprapur® for trace analysis, Supelco®

: Merck

Thioacetamide 4% in aqueous solution Reag. Ph. Eur. 1089602

: VWR Chemicals

VWR® AVS TITRINORM Buffer Solutions, 20 °C

: VWR Chemicals

Hydrogen peroxide 30%, Suprapur® for trace analysis, Supelco®

: Merck

Glycerine 86%, AnalaR NORMAPUR® analytical reagent

: VWR Chemicals

VWR®, Conductivity standard solutions

: VWR Chemicals

VWR®, Nitrile Gloves

: VWR Collection

Potassium chloride 3 mol/l (3 N) in aqueous solution, Supelco®

: Merck

Sodium hydroxide 1 mol/l (1 N) in aqueous solution, Titripur® Reag. Ph. Eur., Reag. USP volumetric solution, Supelco®

: Merck

Mercury(II) sulphate ACS analytical reagent, Supelco®

: Merck

Phosphate standard solution, 1000 mg/L PO₄³⁻ in water (from KH₂PO₄) Certipur®, Supelco®

: Merck

VWR® ARISTAR®, Rubidium Standard Solution, 1000 mg/L Rb in dil. Nitric Acid (from RbNO<sub>3</sub>), Standard for ICP

: VWR Chemicals