One Africa-One Market - Your Borderless B2B Sourcing Portal

Become a Merchant

Welcome To Zandaux

  • Vendor login
  • Track Your Order
  • Support
Sort by:
Phenolphthalein Indicator (500ml) AR - BULK PURCHASE | MOQ 2 CARTONS Phenolphthalein Indicator (500ml) AR - BULK PURCHASE | MOQ 2 CARTONS
Phenolphthalein Indicator (500ml) AR - BULK PURCHASE | MOQ 2 CARTONS
Availability: In Stock

Phenolphthalein is a weak acid that is colorless in acidic solutions and turns pink to fuchsia in basic solutions. The AR (Analytical Reagent) grade ensures high purity, making it suitable for precise analytical work.

KEY FEATURES:

  • Chemical Formula: C₂₀H₁₄O₄.
  • Molecular Weight: 318.33 g/mol.
  • Appearance: Clear, colorless to light amber liquid when dissolved in alcohol or water.
  • Typically a 0.5–1% solution of phenolphthalein in a solvent such as ethanol or methanol.
    • New
    Phosphoric Acid (80%) - BULK PURCHASE | MOQ 2 CARTON Phosphoric Acid (80%) - BULK PURCHASE | MOQ 2 CARTON
    Phosphoric Acid (80%) - BULK PURCHASE | MOQ 2 CARTON
    Availability: In Stock

    Phosphoric acid (H₃PO₄) is a clear, colorless, odorless liquid with a syrupy consistency at high concentrations. The 80% solution indicates 80% phosphoric acid by weight, with the remaining 20% being water. It is a weaker acid compared to sulfuric or hydrochloric acid but is highly effective for various uses.

    KEY FEATURES:

  • Molecular Formula: H₃PO₄.
  • Molar Mass: 98.00 g/mol.
  • Concentration: 80% w/w.
  • Density: ~1.69 g/cm³.
  • Appearance: Clear, colorless liquid.
  • pH: Strongly acidic when diluted.
    • New
    Pipettes 3ml Disposable Individually Wrapped - BULK PURCHASE | MOQ 1 CARTON Pipettes 3ml Disposable Individually Wrapped - BULK PURCHASE | MOQ 1 CARTON
    Pipettes 3ml Disposable Individually Wrapped - BULK PURCHASE | MOQ 1 CARTON
    Availability: In Stock

    These disposable pipettes are designed for convenient and contamination-free liquid transfer. With a capacity of 3 mL, they are made from clear, inert plastic (typically polyethylene) to ensure compatibility with a wide range of substances.

    KEY FEATURES:

  • Made from medical-grade polyethylene (non-toxic and chemically resistant).
  • Does not shatter or break, making it safer to use compared to glass pipettes. 
  • Flexible Bulb: Allows easy suction and precise control of liquid dispensing.
  • Graduated Scale: Clear graduations ensure approximate volume measurement. 
  • Each pipette is individually wrapped, ensuring sterility and preventing contamination.
  • Ideal for aseptic applications and maintaining sample purity.
  • Maximum volume of 3 mL with easy-to-read graduated markings for approximate measurement.
    • New
    Polyvinyl alchol (PVA) 98% hydrolised AR (500g) - BULK PURCHASE | MOQ 2 CARTONS Polyvinyl alchol (PVA) 98% hydrolised AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Polyvinyl alchol (PVA) 98% hydrolised AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Polyvinyl alcohol (PVA) is a synthetic polymer derived from the polymerization of vinyl acetate. The "98% hydrolyzed" designation means that 98% of the acetate groups have been converted into alcohol groups. This results in a more hydrophilic and water-soluble compound, which is useful in a wide range of applications. The AR (Analytical Reagent) grade indicates a high purity, making it suitable for analytical and research purposes.

    KEY FEATURES:

  • Molecular Formula: (C₂H₄O)ₙ.
  • Molar Mass: Varies based on polymerization but typically ranges between 10,000 and 100,000 g/mol for the hydrolyzed form.
  • Hydrolysis Degree: 98% (indicating a high level of hydrolysis from polyvinyl acetate).
  • Appearance: White to off-white powder or granular form.
  • Solubility: Soluble in water, especially at elevated temperatures.
  • Viscosity: Varies with concentration and molecular weight.
    • New
    Potassium Chloride Solution_4M KCL_ (250ml) - BULK PURCHASE | MOQ 1 CARTON Potassium Chloride Solution_4M KCL_ (250ml) - BULK PURCHASE | MOQ 1 CARTON
    Potassium Chloride Solution_4M KCL_ (250ml) - BULK PURCHASE | MOQ 1 CARTON
    Availability: In Stock

    Potassium Chloride Solution (4M KCl) 250mL is a concentrated aqueous solution of potassium chloride, commonly used in laboratory and industrial applications, particularly for creating stable reference solutions in electrochemical experiments.

    KEY FEATURES:

  • Chemical Formula: KCl.
  • Molecular Weight: 74.55 g/mol.
  • Concentration: 4 Molar (4M) – 4 moles of KCl per liter of solution.
  • Appearance: Clear, colorless liquid.
  • Solubility: Highly soluble in water.
  • pH: Neutral to slightly acidic (typically around pH 5-7 for this concentration).
    • New
    Potassium Dichromate K2Cr2O7 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS Potassium Dichromate K2Cr2O7 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Potassium Dichromate K2Cr2O7 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium dichromate is a bright orange, crystalline solid with a high oxidation potential, primarily used in titrations, as a cleaning agent, and in the synthesis of other chemicals. It is often used as an oxidizing agent in redox reactions and in laboratory analyses where a strong oxidant is required.

    KEY FEATURES:

  • Chemical Formula: K₂Cr₂O₇.
  • Molecular Weight: 294.19 g/mol.
  • Appearance: Orange crystalline solid.
  • Solubility: Soluble in water, producing an orange solution due to the presence of Cr(VI).
  • Oxidizing Agent: Potassium dichromate is a powerful oxidizing agent, particularly in acidic environments.
  • Toxicity: The compound is highly toxic, carcinogenic, and harmful to human health if inhaled, ingested, or absorbed through the skin.
    • New
    Potassium Ferricyanide k3fe(cn)6 (250g AR) - BULK PURCHASE | MOQ 2 CARTONS Potassium Ferricyanide k3fe(cn)6 (250g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Potassium Ferricyanide k3fe(cn)6 (250g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium ferricyanide is an inorganic compound consisting of a potassium cation (K⁺) and the ferricyanide anion (Fe(CN)₆³⁻), which contains a central iron (Fe³⁺) ion coordinated with six cyanide (CN⁻) ligands. It is primarily used in redox reactions and as a source of ferric ion (Fe³⁺) in various chemical processes.

    KEY FEATURES:

  • Chemical Formula: K₃[Fe(CN)₆].
  • Molecular Weight: 329.24 g/mol.
  • Appearance: Yellow crystalline solid, soluble in water.
  • Solubility: Soluble in water, forming a yellowish solution.
  • Oxidizing Agent: It acts as a mild oxidizing agent, particularly in the presence of reducing agents.
  • Stability: Generally stable under normal conditions but must be protected from strong acids or strong reducing agents that could reduce Fe³⁺ to Fe²⁺.
    • New
    Potassium Ferricyanide K3Fe(Cn)6 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS Potassium Ferricyanide K3Fe(Cn)6 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Potassium Ferricyanide K3Fe(Cn)6 (500g AR) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium ferricyanide is an inorganic compound made up of a potassium cation (K⁺) and the ferricyanide anion (Fe(CN)₆³⁻), where the central iron ion (Fe³⁺) is coordinated with six cyanide (CN⁻) ligands. It is commonly used as an oxidizing agent and as a source of ferric ions in various chemical processes.

    KEY FEATURES:

  • Chemical Formula: K₃[Fe(CN)₆].
  • Molecular Weight: 329.24 g/mol.
  • Appearance: Yellow crystalline solid, soluble in water.
  • Solubility: Soluble in water, forming a yellow solution.
  • Oxidizing Agent: Functions as a mild oxidizing agent, particularly when reacted with reducing agents.
  • Stability: Stable under normal conditions, but exposure to strong acids or strong reducing agents can reduce the Fe³⁺ to Fe²⁺.
    • New
    Potassium Fluoride AR (500g) - BULK PURCHASE | MOQ 2 CARTONS Potassium Fluoride AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Potassium Fluoride AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium fluoride is a white, crystalline solid that is highly soluble in water and acts as a potent source of fluoride ions (F⁻). Due to its strong reactivity, it is used in chemical synthesis, etching processes, and as a catalyst in certain industrial reactions.

    KEY FEATURES:

  • Chemical Formula: KF.
  • Molecular Weight: 58.1 g/mol.
  • Appearance: White crystalline solid.
  • Solubility: Highly soluble in water, forming a solution with fluoride ions (F⁻).
  • Reactivity: Reacts with water to produce hydrofluoric acid (HF), which is highly corrosive and dangerous.
  • Acidity: Potassium fluoride solutions are typically basic, due to the nature of the fluoride ion.
    • New
    POTASSIUM HEXACYANOFERRATE ACS 99% (500g) - BULK PURCHASE | MOQ 2 CARTONS POTASSIUM HEXACYANOFERRATE ACS 99% (500g) - BULK PURCHASE | MOQ 2 CARTONS
    POTASSIUM HEXACYANOFERRATE ACS 99% (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium Hexacyanoferrate, also known as Potassium Ferricyanide, is an inorganic compound with the chemical formula K₃[Fe(CN)₆]. It appears as bright red crystals or granules and is soluble in water, forming a reddish solution.

    KEY FEATURES:

  • High Purity: ACS 99% grade ensures suitability for high-precision analytical work and industrial use.
  • Physical Appearance: Bright red, crystalline powder that is stable under normal conditions.
  • Solubility: Readily soluble in water, forming a reddish solution. 
  • Storage: Stable under dry conditions and should be stored in a tightly closed container, away from strong acids and light.
  • Safety: Non-flammable but should be handled with care, as it may release toxic fumes (cyanide gas) when exposed to acids. Always use personal protective equipment (PPE) when handling.
    • New
    Potassium Hydroxide Pellets AR 500g - BULK PURCHASE | MOQ 1 CARTON Potassium Hydroxide Pellets AR 500g - BULK PURCHASE | MOQ 1 CARTON
    Potassium Hydroxide Pellets AR 500g - BULK PURCHASE | MOQ 1 CARTON
    Availability: In Stock

    Potassium Hydroxide (KOH), commonly known as caustic potash, is a strong base that appears as white, solid pellets. These pellets are hygroscopic, meaning they readily absorb moisture and carbon dioxide from the air. The AR (Analytical Reagent) grade signifies its high purity, making it ideal for precision analytical applications and laboratory use.

    KEY FEATURES:

  • High Purity: AR-grade ensures suitability for analytical and research purposes, guaranteeing accurate and reliable results.
  • Physical Form: White pellets that are solid and odorless, easy to handle and measure.
  • Solubility: Highly soluble in water, releasing a large amount of heat due to its exothermic dissolution process. It is also soluble in alcohol and glycerol. 
  • Reactivity: A strong base that reacts with acids to form potassium salts and water. It is also reactive with organic compounds, producing soaps in saponification reactions.
  • Storage: Should be stored in a tightly sealed container to prevent moisture absorption and reaction with carbon dioxide in the air.
    • New
    Potassium Iodide AR (500g) - BULK PURCHASE | MOQ 2 CARTONS Potassium Iodide AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Potassium Iodide AR (500g) - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium Iodide (KI) is a white, crystalline salt that is highly soluble in water. It is stable when stored in dry conditions but can degrade over time when exposed to moisture and air, as it may release iodine. The AR (Analytical Reagent) grade indicates its suitability for high-precision analytical and research applications due to its superior purity.

    KEY FEATURES:

  • Analytical Chemistry: Used in iodometric titrations and as a reagent to prepare iodine solutions.
  • Medicine: Commonly used in the treatment of iodine deficiency, thyroid disorders, and as a protective agent during radiation exposure.
  • Photography: Involved in photographic processing and the preparation of light-sensitive materials.
  • Food Industry: Sometimes used as a source of iodine in salt and food products.
  • Laboratory Use: Reagent in various chemical reactions and experiments.
    • New
    Potassium lodide (250g) AR - BULK PURCHASE | MOQ 2 CARTONS Potassium lodide (250g) AR - BULK PURCHASE | MOQ 2 CARTONS
    Potassium lodide (250g) AR - BULK PURCHASE | MOQ 2 CARTONS
    Availability: In Stock

    Potassium Iodide (KI) is a white, crystalline compound with high solubility in water. The AR (Analytical Reagent) grade ensures that it is of superior purity, suitable for precise analytical and research applications. It is a stable iodide salt, commonly utilized as a source of iodine in various chemical and medical contexts.

    KEY FEATURES:

  • Analytical Chemistry: Used in iodometric titrations, preparation of iodine solutions, and as a reagent in chemical reactions.
  • Medicine: Used to treat iodine deficiency, manage thyroid disorders, and as a protective agent during radiation exposure.
  • Food Industry: As an iodine source for iodized salt.
  • Photography: In the preparation of light-sensitive photographic materials.
  • General Laboratory Use: Reagent for various experiments and iodine-related studies.
    • New
    Potassium Nitrate 500g - BULK PURCHASE | MOQ 1 CARTON Potassium Nitrate 500g - BULK PURCHASE | MOQ 1 CARTON
    Potassium Nitrate 500g - BULK PURCHASE | MOQ 1 CARTON
    Availability: In Stock

    Potassium Nitrate, with the chemical formula KNO₃, is a white, crystalline salt. It is commonly referred to as saltpeter. The compound is highly soluble in water and has oxidizing properties, making it valuable in various chemical and industrial processes. It is also a common source of potassium and nitrogen.

    KEY FEATURES:

  • Agriculture: Used as a fertilizer due to its potassium and nitrogen content.
  • Food Industry: A food preservative (E252) for curing meats and preserving color.
  • Laboratory Use: Reagent for experiments and preparation of solutions. 
  • Highly soluble in water, forming a clear solution.
  • Solubility increases with temperature, making it ideal for applications requiring concentrated solutions.
    • New
    Potassium Permanganate (25kg) - BULK PURCHASE | MOQ 11 SETS Potassium Permanganate (25kg) - BULK PURCHASE | MOQ 11 SETS
    Potassium Permanganate (25kg) - BULK PURCHASE | MOQ 11 SETS
    Availability: In Stock

    Potassium Permanganate (KMnO₄) is a dark purple or almost black crystalline solid that dissolves in water to form a deep purple solution. Its strong oxidizing properties make it useful across multiple industries. This compound is stable under normal conditions but requires careful handling due to its reactive nature.

    KEY FEATURES:

  • Used to control taste and odor in drinking water.
  • Effective in removing iron, manganese, and hydrogen sulfide from water. 
  • Typically supplied in technical-grade or higher purity, suitable for industrial, laboratory, or water treatment applications. 
  • Appearance: Dark purple to black crystalline solid.
  • Solubility: Readily soluble in water, forming a purple solution.
    • New
    Wholesale Mining Products | Africa B2B Marketplace

    Discover top-quality mining products at competitive prices. Partner with reliable Africa wholesale suppliers. Fast shipping and secure transactions guaranteed.

    busy...