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Ascorbic acid titrant, 500 mL For the determination of ascorbic acid in juice based beverages by drop count titration. 500 mL bottle
€101.00
Tannic acid, 113 g Tannic acid, analytical quality, CAS No. 1401-55-4. Suitable for the preparation of tannic acid standards. 113 g bottle
€78.96
2-Chloro-6 (Trichloromethyl) Pyridine (TCMP), 25 g (N-Serve), analysis quality, CAS No. 1929-82-4. C6H3Cl4N, FM = 230.9. Nitrification inhibitor for BOD determination. A finished, water-soluble formulation can be found under "Nitrification inhibitors".
€163.00
Ammonium p-toluenesulfonic acid, 25 g (ammonium PTSA) Protein TKN standard: 7,402 % N, 46,26 % crude protein. For checking the accuracy and the digestion yield when determining total nitrogen and TKN. 25 g bottle. See 2277800 for the complete set of three standards with...
€76.40
Glycine p-toluenesulfonic acid, 25 g (glycine PTSA), protein TKN standard: 5.665 % N, 35.40 % crude protein. For verification of accuracy and digestion yield in total nitrogen and TKN determinations. 25 g bottle. See 2277800 for the complete set of three standards with...
€76.40
Ammonium hydroxide, 500 mL, Ammonium hydroxide, ACS quality, CAS no. 1336-21-6 NH4OH, approx. 28 %, FM = 35.05. 500 mL bottle
€52.50
Ferric Chloride-Sulfuric Acid Solution, 1 L For the determination of volatile organic acids, 27-2800 mg/L acetic acid.
€39.80
Boric acid ACS, 454 g Boric acid, ACS reagent quality, CAS No. 10043-35-3, H3BO3, FM = 61.83.
€67.10
DPD oxalate, analytical 25 g N,N-Diethyl-p-Phenylenediamin Oxalat, Analytical Grade, CAS No. 62637-92-7. Assay: 65 - 95 %
€149.00
Hydrochloric acid, 500 mL, ACS quality. CAS no. 7647-01-0. HCl, approx. 37 %. FM = 36.45. 500 mL bottle
€48.20
CDTA (Cyclohexanediaminetetraacetic acid), 100 g, CDTA (cyclohexanediaminetetraacetic acid monohydrate). Free acid, ACS quality, CAS no. 87095-89-4. Assay: ≥ 98 % as monohydrate
€149.00
Phosphoric acid, 10%, 100 mL MDB, For phenol distillation and preservation of waste water samples. 100 mL Dropper bottle
€30.20
Potassium acid phthalate (KHP), 500 g, Primary standard acid, ACS quality, CAS No. 877-24-7, C8H5O4K, FM = 204.23. Assay: ≥ 99.95 to ≤ 100.05 %
€144.00
Sulfamic acid, 454 g, Analysequalität, CAS-Nr. 5329-14-6, H2NSO3H, FM = 97,10. Test: ≥ 98,0 %.
€67.10
Sulphuric Acid 96%, 2.5 L ISO for Analysis Purity: 96%
Content 2.5 piece(s) (€21.64 / 1 piece(s))
€54.10
Hydrogen peroxide 33 %; 1 L Melting point: -26 °C Boiling point: 107 °C Density: 1,11 kg/l Physical data: liquid
Content 1000 piece(s) (€0.04 / 1 piece(s))
€38.00
Salicylic Acid, 1 kg Melting point: 159 °C Boiling point: 211 °C 27 hPa Solubility: water 1.8 g/l at 20 °C purest pharmaceutical quality
€116.40