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HPAA is chemically stable, hard to be hydrolyzed, hard to be destroyed by acid or alkali, safety in use, no toxicity, no pollution. HPAA can improve zinc solubility. Its corrosion inhibition ability is 5-8 times better than that of HEDP and EDTMP. When built with low molecular polymers, its corrosion inhibition effect is even better….
Phosphorous Acid is colorless crystals, soluble in water. Specification: Items Index 99% 98.5% 97% Appearance White crystal White crystal White flake H3PO3, % 99.0 min 98.50 min 97.0 min Fe, mg/L 10.0 max 50.0 max 50.0 max Chloride (as Cl–), % 0.002 max 0.01 max – Sulphate (as SO42-), % 0.006 max 0.008 max –…
SDIC (Sodium Dichloroisocyanurate) is a widely used chlorine-based disinfectant and bleaching agent. Its main components and key properties are as follows: 1. Primary Active Ingredient Sodium Dichloroisocyanurate (C₃Cl₂N₃NaO₃) Chemical Structure: A stabilized chlorine compound containing two active chlorine atoms. Available Chlorine: ~60–62% (higher than bleach or calcium hypochlorite). Forms: Anhydrous powder (most common). Dihydrate (SDIC·2H₂O): Slower dissolution, used…
ATBS·Na (also called AMPS·Na, CAS No. 5165-97-9) is a sulfonate-containing anionic monomer widely used in water treatment, oilfields, and polymer industries. Its key function is derived from its strong hydrophilic sulfonic acid group (-SO₃⁻), which provides exceptional dispersion, scale inhibition, and high-temperature resistance. 1. Core Functions (1) Scale Inhibition & Dispersion Target Scales: Inhibits CaCO₃, CaSO₄, BaSO₄, and silica scales in high-hardness water. Disperses Fe₂O₃,…
MGDA·Na₃ is a biodegradable, high-performance chelating agent used primarily in detergents, cleaning agents, and water treatment. Below are its essential characteristics and uses: 1. Chemical Properties IUPAC Name: Trisodium 2-[bis(carboxylatomethyl)amino]acetate Molecular Formula: C₇H₇NNa₃O₆ Structure: A derivative of glycine with three carboxylate groups, forming stable complexes with metal ions. Appearance: White crystalline powder Solubility: Highly water-soluble (>500…
EDTA·Na₂ is widely used in personal care and household products due to its metal-chelating, stabilizing, and preservative-boosting properties. Below are common applications and guidelines for its use in daily chemicals. 1. Applications in Daily Chemicals (1) Skincare & Cosmetics Function: Prevents oxidation, stabilizes formulations, and enhances preservative efficacy. Typical Usage: Creams & Lotions: 0.05–0.2% Prevents rancidity by…
DTPMP·Na₇ is a widely used chelating agent and scale inhibitor, thanks to its strong ability to bind metal ions and resist hydrolysis at high temperatures. 🔧 Common Application Fields of DTPMP·Na₇: 1. Industrial Water Treatment Function: Scale and corrosion inhibitor, especially in high-pressure boilers and circulating cooling water systems. Why: Excellent calcium, iron, and scale…
The dosage of DTPMPA (Diethylene Triamine Penta(Methylene Phosphonic Acid) depends on the application, water chemistry, and system conditions. Below are general guidelines for its usage in various industries: 1. Typical Dosage Recommendations Application DTPMPA Concentration (ppm, active) Notes Industrial Cooling Water 5–20 ppm For scale/corrosion inhibition in recirculating systems. Boiler Water Treatment 2–10 ppm Prevents CaCO₃, CaSO₄, and…
HEDP·Na₄ is a widely used phosphonic acid-based scale and corrosion inhibitor with excellent chelating and threshold inhibition properties. Here are its key features and applications: 1. Key Characteristics Chemical Structure: Contains two phosphonate groups with high stability. Chelation Ability: Strong binding with Ca²⁺, Mg²⁺, Fe²⁺/³⁺, Cu²⁺ ions. Thermal Stability: Effective up to 100°C (better than…
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HEMPA (Hexamethylphosphoramide, C₆H₁₈N₃OP) is a phosphoramide-based solvent with unique chemical properties, primarily used in specialized industrial and research applications. However, it is also known for its toxicity and regulatory restrictions. 1. Key Properties Property Description Chemical Formula C₆H₁₈N₃OP Appearance Colorless to pale yellow liquid Solubility Miscible with water, polar organic solvents (DMSO, DMF, alcohols) Boiling Point ~230–235°C (decomposes at high…