Quotations are hereby requested for the appointment of a service provider to procure GCMS and extraction chemicals. Specifications • Perfluorotributylamine (PFTBA), analytical standard, 1000mg x 02 • Triphenyl phosphate, analytical standards, 1000mg x 05 • Dodecane, Reagent, Plus, =99%, 100ml x 05 • Anthracene-D10, certified reference material, 100mg x 05, • Magnesium sulfate anhydrous, Analytical grade, =99.5%, 1kg x 05, • Sodium chloride, ACS reagent or Analytical grade, =99.0%, 500g x 05, • Sodium hydrogen citrate sesquihydrate, Analytical grade 99%, 250g x 05, • Sodium citrate, anhydrous, Analytical grade, =99.0%, 250g x 05, • Primary Secondary Amine (PSA) Silica, 100g, Bulk x 05, • Graphitized Carbon Black (GCB), 40-60 mesh, 10 grams x 06, • C18, LiChroprep RP-18 (40-63µm) for liquid chromatography, 500g x 05, • DDT (mixture p,p" & o,p") Solution, 100ug/ml in Methanol, 1ml x 02. (ЮАР - Тендер #62015035)

5/2/1 (840) 2024/2025 New

Quotations are hereby requested for the appointment of a service provider to procure GCMS and extraction chemicals. Specifications • Perfluorotributylamine (PFTBA), analytical standard, 1000mg x 02 • Triphenyl phosphate, analytical standards, 1000mg x 05 • Dodecane, Reagent, Plus, =99%, 100ml x 05 • Anthracene-D10, certified reference material, 100mg x 05, • Magnesium sulfate anhydrous, Analytical grade, =99.5%, 1kg x 05, • Sodium chloride, ACS reagent or Analytical grade, =99.0%, 500g x 05, • Sodium hydrogen citrate sesquihydrate, Analytical grade 99%, 250g x 05, • Sodium citrate, anhydrous, Analytical grade, =99.0%, 250g x 05, • Primary Secondary Amine (PSA) Silica, 100g, Bulk x 05, • Graphitized Carbon Black (GCB), 40-60 mesh, 10 grams x 06, • C18, LiChroprep RP-18 (40-63µm) for liquid chromatography, 500g x 05, • DDT (mixture p,p" & o,p") Solution, 100ug/ml in Methanol, 1ml x 02.

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2025-03-10 11H00

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