Potassium Hydrogen Phthalate Extrapure AR, 99.9% is slightly acidic, and it is often used as a primary standard for acid–base titrations because it is solid and air-stable, making it easy to weigh accurately.
Sodium sulfate anhydrous is a chemical compound with the formula Na2SO4. This compound appears as a white crystalline solid and is highly soluble in water. The anhydrous form indicates that it contains no water molecules in its structure, which is important for certain chemical processes.
Sodium sulfate anhydrous is commonly used in the manufacture of detergents, glass, and textiles, as well as in the chemical industry for various synthesis processes.
Lead(II) chloride is an inorganic chloride consisting of two chlorine atoms covalently bound to a central lead atom. It is a lead coordination entity and an inorganic chloride.
Calcium sulfate, CaSO4, is a naturally occurring calcium salt. It is commonly known in its dihydrate form, CaSO4∙2H2O, a white or colourless powder called gypsum
Sodium Sulphite (Anhydrous) Extra pure product is non-reactive under normal conditions of use, storage and transport. Stable under normal conditions. No dangerous reactions known under normal conditions of use.
Buffer Capsules pH 9.2-One has to simply dissolve capsule to 100 ml deionized or distilled water and a solution of the specified pH will be ready for use.
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