Sigma-Aldrich

Potassium Sulfate, ACS Reagent Grade, ≥99.0% Purity Potassium Sulfate (K₂SO₄) is a high-purity inorganic salt essential for analytical chemistry, biochemistry, and quality control laboratories. This...

Potassium Sulfate, ACS Reagent Grade, ≥99.0% Potassium Sulfate (K₂SO₄) is a high-purity, ACS reagent-grade chemical essential for analytical laboratories, research facilities, and quality control...

Manganese(II) Acetate Tetrahydrate, ≥99%, 500g Manganese(II) acetate tetrahydrate is a versatile manganese salt widely utilized in analytical chemistry, organic synthesis, and materials science...

Tryptic Soy Broth (TSB) Dehydrated Culture Media – NutriSelect Plus, 500g Tryptic Soy Broth (TSB) is a versatile, general-purpose growth medium widely used in microbiological laboratories for the...

Sodium Thiosulfate, ReagentPlus®, 99% (217263-250G) Sodium thiosulfate (Na₂S₂O₃) is a versatile inorganic compound widely utilized in analytical chemistry laboratories for iodometric titrations,...

Iron(III) Nitrate Nonahydrate, ACS Reagent, ≥98%, 100g Iron(III) nitrate nonahydrate (Fe(NO₃)₃·9H₂O) is a highly soluble iron salt widely utilized in analytical chemistry, materials science, and...

Hydrogen Peroxide Solution, 30%, ACS Grade – 4L This high-purity 30% hydrogen peroxide solution meets stringent American Chemical Society (ACS) reagent grade specifications, ensuring reliable and...

Potassium Persulfate, ACS Reagent, ≥99.0%, 100g Potassium Persulfate (K₂S₂O₈) is a powerful oxidizing agent widely utilized in analytical chemistry, polymer synthesis, and environmental testing...

Silica Gel, High-Purity Grade (Davisil Grade 923), 30 Å, 100-200 Mesh, 50g Davisil Grade 923 high-purity silica gel is an industry-standard chromatographic adsorbent designed for demanding...

Silica Gel, High-Purity Grade (Davisil Grade 923), 30 Å, 100-200 Mesh, 250g Davisil Grade 923 high-purity silica gel is an industry-standard chromatography media designed for superior separation...

Ammonium Chloride ACS Reagent, ≥99.5%, 500g Ammonium Chloride ACS reagent grade offers exceptional purity for demanding analytical and research applications. This versatile inorganic salt is widely...

Ammonium Chloride, ACS Reagent, ≥99.5%, 4 x 2.5kg Ammonium Chloride (NH₄Cl) is a highly pure, ACS-grade reagent essential for a wide range of analytical and research applications. This white...