The Non-Profit Joint-Stock Company “Kostanay Regional University named after Akhmet Baitursynuly”, in accordance with Paragraph 7 of the Rules for the procurement of goods, works, and services necessary for conducting scientific research and scientific work funded from the state budget, approved by Order No. 538 of the Minister of Science and Higher Education of the Republic of Kazakhstan dated 26 November 2024, within the framework of the research project IRN BR24992785 “Organization and implementation of comprehensive studies to ensure the sustainable development of the agro-industrial complex of the Kostanay region with the establishment of a scientific and research technological center”, funded by the Ministry of Science and Higher Education of the Republic of Kazakhstan for the period 2024–2026, hereby announces a tender for the procurement of reagents for conducting scientific research.
Contact information: +7 705 723 31 11 — for technical specifications +7 7142 51 11 05 — for procurement procedures
Commercial proposals should be submitted by 10:00 AM on 1 July 2025 to the email address zakup@ksu.edu.kz or delivered to the following address: Kostanay, 47 Baitursynov Street, Office 314 (main building).
Technical Specifications of the Required Goods
| № | Item Name | Manufacturer Code | Unit | Quantity |
|---|---|---|---|---|
| 1 | Florisil (500 g) – magnesium silicate, grade PR, powder, particle size 60–100 mesh | 46385-500G-F | pack | 1 |
| 2 | Aqueous ammonia, 25% solution, analytical grade (ρ=0.9), 1 L | – | kg | 0.9 |
| 3 | Ammonium formate, 97% (100 g), Sigma-Aldrich | 798568-100G | pack | 1 |
| 4 | Ammonium acetate, >99% (100 g), biological grade | 09689-100G | pack | 1 |
| 5 | Acetonitrile for HPLC, CHROMASOLV for UV, >99.9% (ρ=0.786, 2.5 L), Sigma-Aldrich — PRECURSOR! LIST 2.12 | 34888-2.5L | pack | 4 |
| 6 | Heptafluorobutyric acid, 98% (100 g), HFBA | 164194-100G | pack | 1 |
| 7 | Sodium hydroxide, analytical grade, 1 kg | – | kg | 0.5 |
| 8 | Dimethylformamide (DMF), pure (ρ=1.0), 1 kg | – | kg | 1 |
| 9 | Methylene chloride >99.9% (ρ=1.3), 1 L, Sigma-Aldrich | 32222-1L | pack | 1 |
| 10 | Diethyl ether, pure (ρ=0.7), 1 L — PRECURSOR! LIST 2.12 | – | kg | 0.7 |
| 11 | Isooctane standard (ρ=0.7), 1 L, GOST 12433-83 | – | kg | 0.7 |
| 12 | Citric acid monohydrate, analytical grade | ЭКСПКОНТ-910 | kg | 0.2 |
| 13 | Glacial acetic acid >99.8% (ρ=1.049, 2.5 L), Sigma-Aldrich — PRECURSOR! LIST 2.12 | 33209-2.5L | pack | 1 |
| 14 | Perchloric acid, 70% (1 L), Sigma-Aldrich | 30755-1L | pack | 1 |
| 15 | Sulfuric acid, analytical grade, 93.6–95.6% — PRECURSOR! LIST 2.12 (Order 1.8 kg units) | – | kg | 39.6 |
| 16 | Trichloroacetic acid, pure – availability must be confirmed | – | kg | 0.1 |
| 17 | Methanol for HPLC >99.9% (ρ=0.791, 1 L) – TOXIC! | 34860-1L-R | pack | 2 |
| 18 | Reagent per Sigma-Aldrich catalog | – | pack | 1 |
| 19 | Formic acid, analytical grade (ρ=1.2), 1 L | – | kg | 1.2 |
| 20 | Disodium hydrogen phosphate dodecahydrate, analytical grade | – | kg | 0.2 |
| 21 | Sodium chloride, analytical grade | – | kg | 1 |
| 22 | Hexane for chromatography >97% (ρ=0.66, 1 L), Sigma-Aldrich, CHROMASOLV | 34859-1L | pack | 2 |
| 23 | Sodium oxalate, pure | – | kg | 0.1 |
| 24 | Orthophosphoric acid, analytical grade (ρ=1.7), 1 L | – | kg | 1.7 |
| 25 | Petroleum ether (40–60), >90% (ρ=0.65, 1 L) — requires special documentation (SNT) | 32299-1L | pack | 1 |
| 26 | Trilon B, analytical grade (EDTA disodium salt dihydrate) | ЭКСПКОНТ-422 | kg | 0.2 |
| 27 | Sodium sulfate anhydrous, analytical grade | – | kg | 0.2 |
| 28 | Toluene >99.9% (ρ=0.865, 1 L) — PRECURSOR! LIST 2.12 | 32249-1L | pack | 1 |
| 29 | Ethyl acetate for HPLC >99.7% (ρ=0.902, 2.5 L) | 34858-2.5L | pack | 1 |
| 30 | Sodium acetate anhydrous >99% (250 g) | 1062680250 | pack | 1 |
| 31 | Sodium dihydrogen phosphate dihydrate, analytical grade | – | kg | 0.1 |
| 32 | Isopropyl alcohol, pure (ρ=0.8), 1 L | ЭКСПКОНТ-1700039 | kg | 0.8 |
| 33 | Acetone >99.8% (ρ=0.791, 1 L), Sigma-Aldrich — PRECURSOR! LIST 2.12 | 34850-1L | pack | 2 |
| 34 | Hydrochloric acid, analytical grade, 35–38% — PRECURSOR! LIST 2.12 | – | kg | 12 |
| 35 | Nitric acid, analytical grade, 1 L (order in 1.4 kg increments) | – | kg | 14 |
| 36 | Hydrofluoric acid, OSCh (5.5 kg canister) — HIGHLY TOXIC! PRECURSOR, LIST 2.12 | ЭКСПКОНТ-2038 | kg | 5.5 |